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October 25, 2014

Homework Help: College

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math
From a survey of 100 college students, a marketing research company found that 70 students owned iPhones, 45 owned cars, and 40 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 either...
Saturday, August 25, 2012 at 4:43pm

College Math
Evaluate the expression. (8 7) however the () should cover both numbers. Please explain answer if poss.
Saturday, August 25, 2012 at 2:10am

College Math
A club consists of 16 men and 19 women. In how many ways can they choose a president, vice president, treasurer, and secretary, along with an advisory committee of six people? (Round the answer to five decimal places.) The Answer is blank x 10 to the 11th power ways
Saturday, August 25, 2012 at 2:08am

College Math
Find the amount of interest and the monthly payment for the loan. Purchase a living room set for $3,400 at 12% add-on interest for 5 years. (Round your monthly payment to the nearest cent.)
Saturday, August 25, 2012 at 2:06am

college algebra
use rational zeros theorem to find all the real zeros in the polynomial function. use zeros to factor f over real numbers. f(x)=x^3+10x^2-13x-22 find real zeros of f? use real zeros to factor f?
Friday, August 24, 2012 at 9:58pm

college alg
form a polynomialf(x) with real coefficients, having the given degree and zeros degree 5; zeros -5;-i; -5+i
Friday, August 24, 2012 at 9:40pm

college algebra
find the complex zeros of the polynomial function. write f in factored form. use complex zeros to write f in factored form f(x)= x^3-6x^2+21x-26
Friday, August 24, 2012 at 9:02pm

College Algebra
Write the equation of a circle in standard Find the center, radius intercepts and graph the circle. .........x^2+y^2-12x-4y+36=0
Friday, August 24, 2012 at 3:39pm

College Algebra
Find the slope intercept equation of the line with the following properties: Parallel to the line 5x+2y=1; containing points (-5,4)
Friday, August 24, 2012 at 3:35pm

college algebra !!!
analyze the graph of the following function. r(x)= x^2+x-6 -------- x^2-x-2
Wednesday, August 22, 2012 at 9:47pm

Social Studies
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. established the rights of students to appeal college admissions ...
Wednesday, August 22, 2012 at 3:45pm

college algebra
analyze the graph of the following function. r(x)= x^2+x-6 -------- x^2-x-2 there are 8 steps but they dont make sense to me... please show work!! thanks
Tuesday, August 21, 2012 at 9:01pm

English
Is this sentence correct? If not, could you point out what part is not correct? As an incentive to attend the local college, our father told my brother and I that we could use his company car for transport.
Tuesday, August 21, 2012 at 1:14pm

math
From a survey of 100 college students, a marketing research company found that 70 students owned iPhones, 45 owned cars, and 40 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 either...
Tuesday, August 21, 2012 at 12:00am

College Math
The longest banana split ever made was 4mi 686yd long. How many feet is that? However, a 4.55 mile banana split was made in Selinsgrove, PA., in 1988. Which is longer? (Hint: 0.55 miles is 0.55 x 5280 ft.)
Monday, August 20, 2012 at 6:45pm

College Math
The average urbanite walks about 2 yd per second. A) How many seconds would it take to go 100yd? B) How may seconds would it take to go 440yd? Not sure how to go about to find the answer.
Monday, August 20, 2012 at 6:28pm

College Math
Water rises inside a plant's stem an average of 4ft. every hour. A. How many inches is that? The answer for this is 48 inches. B)If a plant is 72 in. tall, how long would it take for water to travel from the bottom to the top of the plant? On part B, I didn't ...
Monday, August 20, 2012 at 6:20pm

MATH
You are interested in finding out if a student’s ACTscore is a good predictor of their final college grade point average(GPA). You have obtained the following data and are going to conduct a regression analysis. Follow instructions on page 324 of your textbook under line ...
Monday, August 20, 2012 at 4:26pm

Civics
Isn't there a term that for when you find people with college degrees working at a fast-food franchise?
Sunday, August 19, 2012 at 10:39pm

college algebra
solve the following inequality. write the answer in interval notation x^3-4x^2-21x<0 please show work so i can understand this problem better! thanks
Sunday, August 19, 2012 at 10:26pm

college algebra
determine the quadratic function f whose graph is given. the vertex is (1,-3) y intercept is -2 please show work so i can see how this is done, thank you!
Sunday, August 19, 2012 at 8:00pm

college algebra
graph the function and state the vertex axis of symmetry, the intercepts, if any: f(x)=x^2-8x+15 Please show work so i can understand this. thank you
Saturday, August 18, 2012 at 10:14pm

College algebra
graph the function using transformations, show and state , a) the domain, B) range c) the asymptotes F(x)= 1 ----- -4 x^2 please show work!
Saturday, August 18, 2012 at 9:29pm

English III proofread and tips
Hi its me again! Is it ok to ask for ya'll to proofread these summaries I'm submitting? If not, I'll stop but here's another one I've finished. New York Times Putting Our Brains on Hold August 6, 2010 By: Bob Herbert In his essay, Putting Our Brains on Hold...
Saturday, August 18, 2012 at 8:09pm

college physics
a delivery truck is 5 km away from a car. the two started at the same time and headed at the same direction. the delivery truck accelerates at 3m/s. if the car should overtake the truck in ten minutes, what should be the acceleration of the car?
Saturday, August 18, 2012 at 6:51am

college physics
a delivery truck is 5 km away from a car. the two started at the same time and headed at the same direction. the delivery truck accelerates at 3m/s. if the car should overtake the truck in ten minutes, what should be the acceleration of the car?
Saturday, August 18, 2012 at 6:50am

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

reading
(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

Harvard Referencing, help please!
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
Add: (6x)/(5z^(2))+(2y)/(xz)+(z)/(xy^(2))
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

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