Wednesday
May 22, 2013

# Homework Help: College

college algebra
find the vertical, horizontal, oblique asymptotes, if any, for the given rational function. R(x)=10x^2+19x-15 -------------- 2x+5 please show how you arrived with the answer! thank you
Friday, August 17, 2012 at 9:53pm

college algebra
graph the function using transformations, show and state , a) the domain, B) range c) the asymptotes F(x)= 1/x^2-4 please show work!
Friday, August 17, 2012 at 9:49pm

College Math
Nick received a \$7000.00 raise. If his previous salary was 55000.00, what was the percent of increase in salary? I put the answer as (A) 13%. The other possible answers are: (B) 1%, (C) 8%, (D) 14%. If my answer is not correct, Could please tell me what I'm doing wrong in ...
Friday, August 17, 2012 at 5:33pm

math
From a survey of 200 college students, a marketing research company found that 140 students owned iPhones, 75 owned cars, and 60 owned both cars and iPhones. (a) How many students owned either a car or an iPhone (but not both)? 1 students (b) How many students do not own ...
Wednesday, August 15, 2012 at 10:09pm

College Chemistry
The sun bombards the earth with about 1KJ m^-2s^-1. Calculate the maximum mass of pure ethanol that can be vaporized in 10 min from a beaker left in strong sunshine, assuming the surface area of the ethanol t be 50cm^2.
Wednesday, August 15, 2012 at 7:25pm

college chemistry 4
you and a friend have two flasks, one containing hydrogen gas and the other chlorine gas; you each take one flask and go to opposite sides of the room, 10.0m apart. if you were both to popen your flasks toward each other at the same time, where in the room would the explosive ...
Wednesday, August 15, 2012 at 4:47pm

College Chemistry 3
Find the empirical Formula of a compound that is 30.4% nitrogen by mass, and consists of only nitrogen and oxygen. What is its molecular formula if its molar mass is 92g/mol?
Wednesday, August 15, 2012 at 4:41pm

college chemistry 2
if 20g of CaSiO3 is mixed with 15g of HF which of the two is the limiting reactant and how many grams of the other will be left
Wednesday, August 15, 2012 at 4:37pm

College Chemistry
what is the percent yield of SiF4 using the mixture in the previous question if 8.76g of SiF4 is obtained from the reaction
Wednesday, August 15, 2012 at 4:36pm

College Algebra
The area of a rectangular wall of a barn is 24 square feet. Its length is 8 feet longer than twice its width. Find the length and width of the wall of the barn
Wednesday, August 15, 2012 at 2:38pm

College Algebra
1. Find the domain of the composite function f o g. f(x)= 2/x-3; g(x)= 7/x 2. Solve the following exponential equation. Exact answers only. 2^1-9x = e^2x
Tuesday, August 14, 2012 at 1:45pm

MATH
As an entrepreneur, there are going to be many decisions that you need to make, such as the price to charge your customers for your goods and services. You have just graduated from college and recently opened a specialty pizza restaurant. Based on surveys conducted in your ...
Tuesday, August 14, 2012 at 1:31am

Math
A survey of 180 college men was taken. 43 students were in fraternities, 52 participated in campus sports, and 35 participated in campus tutorial programs. 13 participated in fraternities and sports, 14 in sports and tutorial programs, and 12 in fraternities and tutorial ...
Friday, August 10, 2012 at 6:23pm

math
A survey of 180 college men was taken. 43 students were in fraternities, 52 participated in campus sports, and 35 participated in campus tutorial programs. 13 participated in fraternities and sports, 14 in sports and tutorial programs, and 12 in fraternities and tutorial ...
Friday, August 10, 2012 at 11:36am

algebra
A college bookstore ordered six boxes of red pens. The store sold 37 red pens last week and 67 red pens this week. 4 pens were left on the shelf. How many pens were in each box?
Thursday, August 9, 2012 at 9:57pm

College Algebra
1. Use the Intermediate Value Theorem to show that the polynomial function has a zero in the given interval. f(x) = 13x^4 - 5x^2 +7x -1; [3,0] Enter the value of (-3). 2. Use the Intermediate Value Theorem to show that the polynomial function has a zero in the given interval. ...
Thursday, August 9, 2012 at 8:37pm

College Algebra
Using the 7 steps outlined in section 4.3 of your book, analyze the graph of the following function: R(x) = x^2 - 49/x^4 - 16 Step 1: Factor the numerator and denominator of R and find its domain. If 0 is in the domain, find y-intercept, R(0), and plot it. Step 2: Write R in ...
Tuesday, August 7, 2012 at 8:46pm

math
need to make a venn diagram using 3 circles. A survey on subject being taken by 250 students at a certain college revealed the following info: 1. 90 were taking math 2. 145 were taking history 3. 88 were taking english 4. 25 were taking math and history 5. 38 were taking ...
Monday, August 6, 2012 at 6:53pm

College Algebra
Find all zeros of the following polynomial. Write th polynomial in factored form. f(x) = x^4 - 256
Monday, August 6, 2012 at 1:18pm

College Algebra
Graph the function using transformations. Show your work and state a) the domain b) the range c) the asymptotes f(x) = 3 - 1/(x + 4)^2
Sunday, August 5, 2012 at 1:49pm

college chemistry2
calculate the molarity of a solution containing 20.0g of sulfuric acid in 500 ml of solution?in a solving problem form?
Sunday, August 5, 2012 at 5:29am

College Algebra
1.The graph of y = - 1/2 |x - 5| - 3 can be obtained from the graph of y = |x| by which transformations? What is the horizontal shift? By what factor is the graph stretched or shrunk vertically and how is it reflected? What is the vertical shift? 2. Find the following for the ...
Saturday, August 4, 2012 at 3:38pm

College Algebra
1.Answer the following for the given quadratic function. f(x) = -2x^2 - 8x - 13 (a) does the graph of f open up or down? (b) what is the vertex (h,k) of f? (c) what is the axis of symmetry? (d) what are the intercepts? (e) how is the graph suppose to look for this question? (f...
Saturday, August 4, 2012 at 3:20pm

College Algebra
1.Use completing the square to describe the graph of the following function. Support your answer graphically. f(x) = -2x^2 + 4x + 5 2. Find the vertical, horizontal, and oblique asymptotes, if any, for the following rational function. R(x) = 5x/x+7 The vertical asymptote(s) is...
Friday, August 3, 2012 at 6:33pm

Statistics
What percentage of college students are attending a college in the state where they grew up? Let p be the proportion of college students from the same state as that in which the college resides. If no preliminary study is made to estimate p, how large a sample is needed to be ...
Wednesday, August 1, 2012 at 1:40pm

College Algebra
1. Which of the following best describes how the graph of f can be obtained from the graph of y = 1/x^2? f(x) = 4/x^2 a. vertical stretch by a factor of -4 b. horizontal shift of 4 units to the right c. reflection over the y-axis, vertical shrink by a factor of 4 d. reflection...
Wednesday, August 1, 2012 at 12:27pm

(1) After my interview with these four young people, I reflected on the quiet sense of "difference" I sensed with many of these Upward Bound students. (2) As a college teacher who has also taught seventh-grade science, I have some experience with the faces and ...
Tuesday, July 31, 2012 at 3:06pm

college physics
A 565 N mountain climber moves across a rope strung across a canyon. When she is more than halfway across, she notices the rope makes a 10.0 degree angle (from horizontal) behind her and a 25.0 degree angle (from horizontal) ahead of her. What are the tensions in the rope in ...
Monday, July 30, 2012 at 11:00pm

statistics
The National Center for Education surveyed 4400 college graduates about the lengths of time required to earn their bachelor's degrees. The sample mean is 5.15 years, and assume that standard deviation is known to be 1.68 years. Based on the sample data, construct the 99% ...
Monday, July 30, 2012 at 9:31am

writing
Im speech and psychology this semester in college. I will like to know if there is any websites that can help me with writing a good paper. Thank you in advance!
Monday, July 30, 2012 at 7:55am

math
The National Center for Education surveyed 4400 college graduates about the lengths of time required to earn their bachelor's degrees. THe sample mean is 5.15 years, and assume that the population standard deviation is known to be 1.68 years. Based on gthe sample data, ...
Sunday, July 29, 2012 at 11:45pm

college physics
Car A accelerates from rest at 2m/s2. It passes Car B, which is at rest. Thirty (30) seconds later, the latter follows with a constant speed of 10m/s. Determine the distance in order to overtake the other.
Sunday, July 29, 2012 at 7:48am

College Algebra
Graph the following function using transformations. Be sure to graph all of the stages on one graph. State the domain and range. y = -SQRT x - 6. My instructor is saying that I have to do more than one graph. Can anybody help me I am lost!
Friday, July 27, 2012 at 1:53pm

college stat
Use the graphic to show the sampling distributions of means for the sample from Prison A (n=82) and the sample from Prison B (n=37). Mark the expected value of the mean and the standard units. Shade in the critical zone for alpha = .05.Locate each sample mean after you have ...
Tuesday, July 24, 2012 at 4:56pm

College Math
Why is the product of two numbers not always their least common multiple?
Tuesday, July 24, 2012 at 2:33pm

college algebra
2 log x- log 9=log 441
Tuesday, July 24, 2012 at 10:32am

college algebra
2 log x- log 9=log 441
Tuesday, July 24, 2012 at 10:21am

Science
You are a retired law enforcement officer who now teaches at a local community college in the criminal justice program. In addition to teaching ethics, you write crime novels on the side. You recently heard of a real-life case that you thought would make the basis for a good ...
Monday, July 23, 2012 at 8:19pm

college statistic
A sample of 51 night-school students' ages is obtained in order to estimate the mean age of night-school students. x = 26 years. The population variance is 19. (a) Give a point estimate for μ. (Give your answer correct to one decimal place.) (b) Find the 95% ...
Monday, July 23, 2012 at 6:46pm

College algebra
If the domain and range of a function consists of real numbers, then you can graph it by plotting all ordered pairs (x, f(x)). Remember "y" = f(x). How can you tell by looking at a graph if it represents a function?
Monday, July 23, 2012 at 5:17pm

college
Consider a normal population with μ = 36 and σ = 4.9. Calculate the z-score for an x of 47.6 from a sample of size 14. (Give your answer correct to two decimal places.)
Monday, July 23, 2012 at 4:15pm

college
Kp for the reaction CO2(g) + C(s) 2CO(g) is 1.47 at 727°C. Calculate Kc at this temperature
Sunday, July 22, 2012 at 11:20pm

John jay college
A random sample of n = 9 scores is obtained from a population with μ = 50 and σ = 9. If the sample mean is M = 59, what is the z-score corresponding to the sample mean? z = 3.00 z = 1.00     z = 9.00 cannot determine without additional information
Sunday, July 22, 2012 at 5:59pm

John jay college
A random sample of n = 9 scores is obtained from a population with μ = 50 and σ = 9. If the sample mean is M = 59, what is the z-score corresponding to the sample mean?
Sunday, July 22, 2012 at 5:57pm

Computer science
As a member of the Information Security team at a small college, you have been made the project manager to install an access control system (ACS) in a dormitory. The ACS will automatically unlock the dormitory doors via an electronic proximity reader and integrate with an ...
Sunday, July 22, 2012 at 5:05pm

college math
125x^9m+27y^6m
Friday, July 20, 2012 at 11:09am

English
1. Thomas ____ there but a minute when his girl friend arrived. (be) 2. Some kids ____ to tears with the ordinary textbooks when they entered high school. (bore) (What is the suitable forms of the verbs of the parentheses in the blanks/) 3. Robert announced that he was ____ ...
Thursday, July 19, 2012 at 4:23pm

college math
The ratio of soda to diet soda in Bill's Supermarket is 8 to 9. If a person counted 72 bottles of soda, how many bottles of diet soda are there?
Thursday, July 19, 2012 at 12:16am

college chemistry
formt he diluted unknown concentration which i found to be 1.50mg/L i have to calculate the [Fe] in the PRIMARY unknown solution... that is placed in a 250mL volumetric flask
Wednesday, July 18, 2012 at 3:50pm

Computer science
As a member of the Information Security team at a small college, you have been made the project manager to install an access control system (ACS) in a dormitory. The ACS will automatically unlock the dormitory doors via an electronic proximity reader and integrate with an ...
Tuesday, July 17, 2012 at 9:49pm

Physica
Peace, and mercy and blessings of God Atqm thank you for helping me teach my children and success in physics at the Mah their college education and that the wrinkles in the balance Hassanatkm for all and especially Damo,Drwls, bobpursley.Elena
Tuesday, July 17, 2012 at 6:01am

College Algebra
The conjugate of square root of 2+d is________.
Tuesday, July 17, 2012 at 12:44am

College Algebra
Sandy is going on a business trip to Washington state. She has a 46 inch umbrella to pack since she will be there during rainy season. She plans to pack the umbrella in the diagonal of her suitcase, but she has to buy the suitcase first. The airline company will allow a ...
Tuesday, July 17, 2012 at 12:39am

College Chem
How many molecules of CH3OH will contain 3.20 x 10^23 H atoms?
Monday, July 16, 2012 at 11:14pm

College Chem
A mixture containing 5.0 g of H2 and 10.0g of O 2 is allowed to react in a 15.0L container at a constant temperature of 25.0 C. Once the reaction is complete, what will be the pressure of the excess gas inside the container?
Monday, July 16, 2012 at 11:07pm

American History
The 1978 Supreme Court decision in Bakke v. Regents of the University of California A. ruled in favor of affirmative action within specified limits. B. established the "red state-blue state" divide. C. ruled against the principle of affirmative action. D. established...
Monday, July 16, 2012 at 2:49pm

math
A researcher wishes to estimate the proportion of college students who cheat on exams. A poll of 490 college students showed that 33% of them had, or intended to, cheat on examinations. Find the margin of error for the 95% confidence interval.
Sunday, July 15, 2012 at 5:26pm

Accounting, Finance
Do you have college accounting help also?
Sunday, July 15, 2012 at 9:10am

college algebra
Find the standard form of the equation of an ellipse with center at (-2,1) with major axis length 10 along y axis and minor axis length 8 along the x axis
Saturday, July 14, 2012 at 3:46pm

college algebra
find the equation of a parabola that opens to the right with given vertex: (0,3) and passes thru the point: (2,-1)
Saturday, July 14, 2012 at 3:09pm

college algebra
write the equation of the hyperbola in standard form: x^2-4x-y^2+6y=9
Saturday, July 14, 2012 at 2:22pm

Hey, I have here Clinical Protocols in front of me from one of the hospitals. I'm writing up an assignment and need to reference some parts of the protocol. The system that we use in college is Harvard Referencing system but I never referenced protocols before. Any tips? ...
Saturday, July 14, 2012 at 10:40am

College Chemistry
How many grams of steam and iron must react to produce 375g of magnetic iron oxide, Fe3So4
Friday, July 13, 2012 at 4:34pm

College Math
In West Virginia, 100 days of the year (365)have temperatures less than32 degrees Fahrenheir. What (reduced) fraction of the days is that? I'm not sure how to go about finding the answer. Can you please help?
Friday, July 13, 2012 at 4:04pm

statistic
1.The state highway patrol stops every 5th car on highway 210 to check drivers' licenses and registrations. Which sampling technique are they using? systematic sampling -chose this one convenience sampling cluster sampling simple random sampling stratified sampling 2.You ...
Friday, July 13, 2012 at 6:56am

College Chemistry
given the concentration of 125.0mg/L of Fe(2+)in the stock solution and the volume used which is (1.00mL) how do i calculate the concentration of iron(II) ions in mg/L? i pipet 1.00mL of the stock into a 250ml volumetric flask!
Thursday, July 12, 2012 at 9:51pm

college chemistry
When ethane reacts with oxygen to form carbon dioxide and water. When 10 molecules of ethane react with 20 molecules of oxygen, what is the composition of the FINAL mixture?
Thursday, July 12, 2012 at 3:29pm

History
2.   The 1978 Supreme Court decision in Bakke v. Regents of the University of California      A. established the rights of students to appeal college admissions policies. B. established the "red state-blue state" divide. C. ruled in favor of...
Thursday, July 12, 2012 at 1:45pm

Statistics
An instructor for a college biology lab has each of her 12 students (you are one of those 12 students) take their own SRS of 25 plants from an experimental field. She lets you know that the heights (measured in cm) of the plants in the field follow a N(50,4) distribution. a. ...
Wednesday, July 11, 2012 at 10:03pm

statistics
a random sample of 80 college students was selected to participate in a experiment. the mean of the sample is 317 points, the standard deviation of 37 there are 310 students that didn't complete the experiment 1. compute the appropriate test statistic? 2. what is the ...
Wednesday, July 11, 2012 at 2:40pm

college algebra
Find the height of the aircraft if the atmospheric pressure is 197 millimeters of mercury
Tuesday, July 10, 2012 at 10:10pm

College Algebra
Tuesday, July 10, 2012 at 2:12pm

College Algebra
Hooke's Law states that the distance a spring stretches is directly proportional to the weight attached to the spring. If a 30-pound weight attached to the spring stretches the spring 8 inches, find how much weight is needed to stretch the spring 12 inches.
Tuesday, July 10, 2012 at 2:09pm

College Math
Write the mixed number as an imprper fraction. 7 1/9 = A. 64/9 b. 22/3 c. 7/1 d. 65/9 I think the answer is A.
Monday, July 9, 2012 at 11:21am

College Chemistry
give the balanced equation for oxidation of iron(II)ion by permanganate and find how many millimoles of permanganate ion react with one millimole of ammonium iron(II) sulphate. I have the balanced equation: MnO4+8H+5Fe^(2+) --> Mn+4H2O+5Fe^(3+) what would be my next step?
Monday, July 9, 2012 at 1:44am

College Physics
An electron is released from rest at a perpendicular distance of 9.1 cm from a line of charge on a very long nonconducting rod. That charge is uniformly distributed, with 7.8 ìC per meter. What is the magnitude of the electron's initial acceleration?
Sunday, July 8, 2012 at 9:44pm

College Physics
A uniformly charged conducting sphere of 1.3 m diameter has a surface charge density of 8.7 µC/m2. (a) Find the net charge in coulombs on the sphere. (b) What is the total electric flux leaving the surface of the sphere?
Sunday, July 8, 2012 at 9:43pm

College Physics
A point charge of 2.0 µC is at the center of a cubical Gaussian surface 60 cm on edge. What is the net electric flux through the surface?
Sunday, July 8, 2012 at 9:42pm

College Physics
A square surface measures 4.4 mm on each side. It is immersed in a uniform electric field with magnitude E = 2100 N/C and with field lines at an angle of 35° with a normal to the surface. Take that normal to be "outward," as though the surface were one face of a ...
Sunday, July 8, 2012 at 9:42pm

College Physics
particle 1 of charge q1 = 5.80 pC and particle 2 of charge q2 = –6.90 pC are fixed at a distance d = 1.80 cm apart. In unit-vector notation, what is the net electric field at points (a)A [to the left of q1], (b)B [between q1 and q2], and (c)C [to the right of q2]?
Sunday, July 8, 2012 at 9:39pm

College Physics
A charged cloud system produces an electric field in the air near Earth's surface. A particle of charge -2.1 x 10-9 C is acted on by a downward electrostatic force of 4.3 x 10-6 N when placed in this field. (a) What is the magnitude of the electric field? (b) What is the ...
Sunday, July 8, 2012 at 9:37pm

College Physics
In Millikan's experiment, an oil drop of radius 1.75 ƒÊm and density 0.882 g/cm3 is suspended in chamber C (Fig. 22-14) when a downward electric field of 1.35 ~ 105 N/C is applied. Find the charge on the drop, in terms of e.
Sunday, July 8, 2012 at 9:36pm

College Physics
Two particles are fixed to an x axis: particle 1 of charge q1 = 2.22 x 10-8 C at x = 15.6 cm and particle 2 of charge q2 = -4.33q1 at x = 66.7 cm. At what coordinate on the x axis is the electric field produced by the particles equal to zero?
Sunday, July 8, 2012 at 9:34pm

College Physics
two charged particles are located on an x axis: -q = -4.80 × 10-19 C at x = -3.00 m and q = 4.80 × 10-19 C at x = 3.00 m. What are the (a)x- and (b)y- components of the net electric field produced at point P at y = 5.00 m?
Sunday, July 8, 2012 at 9:30pm

College Physics
Two particles are fixed to an x axis: particle 1 of charge -7.93 x 10-7 C is at the origin and particle 2 of charge +7.93 x 10-7 C is at x = 14.6 cm. Midway between the particles, what is the magnitude of the net electric field?
Sunday, July 8, 2012 at 9:28pm

College Physics
In an electric field, the lines on the left have twice the separation as those on the right. (a) If the magnitude of the field at A (particle in the field with lesser separated lines) is 58 N/C, what is the magnitude of the force on a proton at A? (b) What is the magnitude of ...
Sunday, July 8, 2012 at 9:27pm

One operation of a mill is to cut pieces of steel into parts that will later be used as the frame for front seats in an automobile. The steel is cut with a diamond saw and requires the resulting parts to be within ±0.005 inch of the length specified by the automobile ...
Saturday, July 7, 2012 at 4:13pm

College Physics
four particles are fixed along an x axis, separated by distances d = 2.70 cm. The charges are q1 = +3e, q2 = -e, q3 = +e, and q4 = +6e, with e = 1.60 × 10-19 C. What is the value of the net electrostatic force on (a) particle 1 and (b) particle 2 due to the other ...
Friday, July 6, 2012 at 10:41pm

College Physics
The magnitude of the electrostatic force between two identical ions that are separated by a distance of 7.8 × 10-10 m is 97.10 × 10-9 N. (a) What is the charge (in Coulombs) of each ion? (b) How many electrons are “missing” from each ion (thus giving the ...
Friday, July 6, 2012 at 10:40pm

College Physics
Two tiny, spherical water drops, with identical charges of -7.10 x 10-16 C, have a center-to-center separation of 1.23 cm. (a) What is the magnitude of the electrostatic force acting between them? (b) How many excess electrons are on each drop, giving it its charge imbalance?
Friday, July 6, 2012 at 10:39pm

College Physics
particle 1 of charge q1 = 1.04 ìC and particle 2 of charge q2 = -2.99 ìC, are held at separation L = 10.8 cm on an x axis. If particle 3 of unknown charge q3 is to be located such that the net electrostatic force on it from particles 1 and 2 is zero, what must be...
Friday, July 6, 2012 at 10:38pm

College Physics
In Fig. 21-24, the particles have charges q1 = -q2 = 400 nC and q3 = -q4 = 92 nC, and distance a = 5.0 cm. What are the (a) x and (b) y components of the net electrostatic force on particle 3? The figure cannot be uploaded, but the particles are located as a square, with q1 in...
Friday, July 6, 2012 at 10:37pm

College Physics
Two equally charged particles, held 2.8 x 10-3 m apart, are released from rest. The initial acceleration of the first particle is observed to be 6.8 m/s2 and that of the second to be 6.8 m/s2. If the mass of the first particle is 5.3 x 10-7 kg, what are (a) the mass of the ...
Friday, July 6, 2012 at 10:35pm

College Physics
What must be the distance in meters between point charge q1 = 25.6 µC and point charge q2 = -69.6 µC for the electrostatic force between them to have a magnitude of 8.50 N?
Friday, July 6, 2012 at 10:34pm

College Physics
A wheel of radius 0.398 m is mounted on a frictionless horizontal axis. The rotational inertia of the wheel about the axis is 0.0576 kg·m2. A massless cord wrapped around the wheel is attached to a 0.790 kg block that slides on a horizontal frictionless surface. If a ...
Friday, July 6, 2012 at 10:29pm

Just a question
Does community college re-teach you, what you forgot in highschool? Ive been out of highschool for YEARS and forget everything ive learned. Will the college re-teach me?
Friday, July 6, 2012 at 7:26pm

statistics
Steven collected data from 20 college students on their emotional responses to classical music. Students listened to two 30-second segments from “The Collection from the Best of Classical Music.” After listening to a segment, the students rated it on a scale from 1 ...
Friday, July 6, 2012 at 6:37pm

Economics
1) In which of the following situations would someone have to pay a gift tax? A. A relative dies and leaves you \$13,000 in the will. B. Your cousin gives you a car worth \$1,700. C. Your grandmother gives you \$13,000 toward college. <<--- 2)Which of the following has ...
Friday, July 6, 2012 at 5:02pm

math 098
I made 3 f's on my tests in math 098, do you think i need to withdraw and take math 090 instead. this is my first semester and i really want to do my best please help. math 098 is algebra math 090 is basic for college. the score were equations--52,distance problems---55, ...
Friday, July 6, 2012 at 7:09am

info lit
please check my work? Scholarly journal articles are written: A. By experts in a subject field B. By lower division college students C. For a general audience D. By reporters my answer is: A
Wednesday, July 4, 2012 at 4:00am

College Physics
A convergent lens forms a real image 2.41 times the size of the object. The distancebetween object and image is 62.6 cm.Find the distance of the focal point fromthe center of the lens.Answer in units of cm
Tuesday, July 3, 2012 at 3:36pm

research tech
which of the following is a primary source a. a newspaper article published in the 1980's that reports on an event in the 1880's c.a recently published history book that cites diaries and letters from the 1880's d.diaries and letters from the 1880's published ...
Monday, July 2, 2012 at 11:00pm

College Physics
A person who is properly constrained by an over-the shoulder seat belt has a good chance of surviving a car collision if the deceleration does not exceed about 30 "g"s (1.0 g= 9.8m/s^2) Assumind uniform deceleration of this calue calculate the distance over which the...
Monday, July 2, 2012 at 10:32pm

math
A trangular region of a community college parking lot was measured. The measure of thefirst angle of this triangle is double the measure of the second angle. the measure of the third angleis 131 greater than double the measure of the first angle. what are the measurements of ...
Monday, July 2, 2012 at 7:46pm

Math
. Jacksonville Technical College received \$3,445,553 in state aid on September 15 for the fall academic semester. The vice-president for finance decided to invest \$2,000,000 in a 2-month investment that pays 11.5% simple interest. How much interest will the college earn on the...
Sunday, July 1, 2012 at 12:47pm

introduction to university studies
how might you use mnemonics in college students and adult learners?
Saturday, June 30, 2012 at 1:54am

psychology
Hello, I have to do a method section for a paper and need to know what I would put down for measurement and procedure section. like an example its on 500 college women and 500 college men participating in a study. thanks
Thursday, June 28, 2012 at 11:49pm

Math Economics
1. Jacksonville Technical College received \$3,445,553 in state aid on September 15 for the fall academic semester. The vice-president for finance decided to invest \$2,000,000 in a 2-month investment that pays 11.5% simple interest. How much interest will the college earn on ...
Wednesday, June 27, 2012 at 7:29pm

Physics
A block of mass 20g sits at rest on a plate that is at the top of the fluid on one side of a u-tube as shown in figure P10.38. The u tube contains two different fluids with densities p1= 1000 kg/m^3 and p2= 600 kg/m^3 and has a cross sectional area of A= 5.0 x10^-4 m^2. If the...
Wednesday, June 27, 2012 at 4:18pm

college algebra
simplify. express answer with positive exponents only. (-2x^-5y^4z^2)-3
Wednesday, June 27, 2012 at 12:20pm

college chem
How do i write the overall reaction equation for the synthesis of aluminum potassium sulphate dodecahydrate
Tuesday, June 26, 2012 at 1:36am

College Chemistry
What are the concentrations of Pb2+ and Cu2+ when the cell potential falls to 0.370 V? Given: A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+ half-cell at 25degrees C . The initial concentrations of Pb2+ and Cu2+ are 5.30×10−2 M and 1.60 M, ...
Saturday, June 23, 2012 at 2:45pm

College algebra
A cyclist bikes at a constant speed for 18 miles. He then returns home at the same speed, but takes a different route. His return trip takes one hour longer and is 23 miles. Find his speed
Friday, June 22, 2012 at 10:54am

Math
A sample of 64 statistics students at a small college had a mean mathematics ACT score of 28 with a standard deviation of 4. Estimate the mean mathematics ACT score for all statistics students at this college. Give the 95% confidence interval.
Thursday, June 21, 2012 at 3:15am

Math
A sample of 64 statistics students at a small college had a mean mathematics ACT score of 28 with a standard deviation of 4. Estimate the mean mathematics ACT score for all statistics students at this college. Give the 95% confidence interval.
Thursday, June 21, 2012 at 3:13am

physical Edu
7. HIV infection is not a significant risk for college students. False right?
Wednesday, June 20, 2012 at 5:30pm

college math
Find the value of the expression 99 x 4/9 -(5=4)
Tuesday, June 19, 2012 at 11:33pm

college math
Ms. Sue will the correct answer be 0.16 for the percent decrease. this question electric bill \$80.77 -\$69.06 = \$11.71
Tuesday, June 19, 2012 at 11:28pm

college math
Solve 7=m/5 the correct answer be m=35
Tuesday, June 19, 2012 at 11:01pm

college math
Last month Bill's electric bill was \$80.77. This month it is \$69.06. what is the percent decrease? \$80.77 - \$69.06 = \$11.71 , I don't understand multiply decimal by 100 to get the decrease
Tuesday, June 19, 2012 at 10:58pm

college math
Last month Bill's electric bill was \$80.77. this month Bill's bill was \$69.06. What is the percent decrease?
Tuesday, June 19, 2012 at 10:44pm

college math
Carl weighs 4 times more than his daughter. If Carl weighs 204 pounds how much does his daughter weigh? would the correct answer be 51 pounds
Tuesday, June 19, 2012 at 10:42pm

college math
Solve 3-x=12(x-1) would the correct answer be x=15/13
Tuesday, June 19, 2012 at 10:19pm

college math
Rebekah's recipe for 4 1/2 dozen cookies calls for 6 cups of sugar. how many cups of sugar are needed to make 8 dozen cookies? would the correct answer be 11 2/3 cups
Tuesday, June 19, 2012 at 10:06pm

college math
the speed limit on a local highway is 65 miles per hour. what is this speed in km/hr
Tuesday, June 19, 2012 at 9:43pm

College
Another term that means the same thing as "insurance company" is:
Tuesday, June 19, 2012 at 1:14pm

Statistics
An organization is studying whether women have caught up to men in starting pay after attending college. They randomly sampled 28 women, who earned an average of \$38,293.78 out of college with a standard deviation of \$5,170.22. Twenty-four men were also randomly sampled, and ...
Monday, June 18, 2012 at 10:55pm

College Essay
One seemingly normal day in junior year, my friend and I were taking a train together home from school. We were on an extremely crowded F train headed for Queens. Packed against the door that separated one train car from another, overly warm and squished with no pole nearby to...
Monday, June 18, 2012 at 5:31pm

College Math
What is number of representatives in MS and what is the ratio of citizens to representatives?
Saturday, June 16, 2012 at 2:32pm

College physics
A skier traveling at 30.9 m/s encounters a 21.5 degree slope. If you could ignore friction, to the nearest meter, how far up the hill does he go?
Saturday, June 16, 2012 at 1:50pm

College Algebra
Tina invested \$30,000 in a stock. In the first year, the stock increased in value by 10%. In the second year, the stock decreased in value by 20%. What percentage gain is requird in the third year for Tina's stock to return to its original value?
Friday, June 15, 2012 at 9:46pm

college statistics
assume the population of heights of female college students mean of 64.37 inches standard deviation of 6,26 in and random sample of 74 find p(x>65.25)B. find p(x>65.25)c. why is formulas required to solve a different than c.
Thursday, June 14, 2012 at 6:57pm

COLLEGE ALGEBRA
a board is 15 5/8 in. long . If it must be divided into three pieces of equal length , how long must each piece be ?
Thursday, June 14, 2012 at 9:26am

algebra
A student has a number of \$40 and \$ 80 savings bonds to use for part otf their college expence.The total value of bonds is \$1160.There are 5 more \$40 bonds than \$80 bonds.How many of each type of bonds she have?
Thursday, June 14, 2012 at 12:01am

College Algebra
Find the sum of two numbers is 2, and their difference is 26. Find the numbers
Wednesday, June 13, 2012 at 11:43am

College Algebra
solve each system by substitution method x=y+3 3x-2y=4 Pls determine whether the equations are independent, dependent, or inconsistent
Wednesday, June 13, 2012 at 11:39am

College
If the line passing through point (a,1) and (8,7) is parallel to the line passing through the points (4,9) and (a+2,1) what is the value of a?
Tuesday, June 12, 2012 at 9:06pm

College Chemistry
The initial concentration for the compounds involved in the reaction shown were determined to be [CH4(g)] = 0.6616 mol/L, [H2O(g)] = 0.8127 mol/L, [CO(g)] = 0.9566 mol/L, [H2(g)] = 0.7688 mol/L. Calculate the value of the equilibrium constant (Kc) at 1200 K if the equilibrium ...
Tuesday, June 12, 2012 at 1:03am

college ststistics
given x is a noramlly distributed random variable with a mean of 28 and a sd of 7 find p(x<28)
Monday, June 11, 2012 at 4:44pm

ALGEBRA
Consider the following apportionment problem for College Town. Suppose each council member is to represent approximately 2,500 citizens. Use the apportionment plan requested in the problem, assuming there must be 10 representatives. North: 5,500 2.2 South: 9,000 3.6 East: 6,...
Sunday, June 10, 2012 at 9:09pm

ALGEBRA
Consider the following apportionment problem for College Town. Suppose each council member is to represent approximately 2,500 citizens. Use the apportionment plan requested in the problem, assuming there must be 10 representatives. North: 5,500 South: 9,000 East: 6,400 West: ...
Sunday, June 10, 2012 at 8:47pm

college math
would this answer be correct with fraction reduced 6/7a - 4/3b is this finally correct sue
Saturday, June 9, 2012 at 9:04pm

college math
original question 11/14a - 1/15b + 1/14a - 11/15b is this answer correct 12/14a + 12/15b
Saturday, June 9, 2012 at 8:50pm

college math
should the correct be 12/14a - 10/15b is this correct sue
Saturday, June 9, 2012 at 8:39pm

college math
Evaluate the expression 3x small 2 and y= 5 would the correct answer be 45
Saturday, June 9, 2012 at 8:35pm

college math
combine like terms (simplify) 11/14a - 1/15b + 1/14a - 11/15b would the correct answer be 12/14a + 10/15b
Saturday, June 9, 2012 at 8:23pm

college math
ny answer is 6x - 12y - 5 12x 4 - 11y -6x - 9 -4
Saturday, June 9, 2012 at 8:07pm

college math
combine like terms (simplify) 12x + 4 - 11y - 6x - 9 -y is this clearer Sue
Saturday, June 9, 2012 at 7:58pm

college math
combine the terms (simplify) 12x + 4 - 11y - 6x -9-y
Saturday, June 9, 2012 at 7:36pm

college math
multiply -7(2a-4) would the correct answer be 14a-28
Saturday, June 9, 2012 at 7:34pm

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