Tuesday
September 23, 2014

Posts by carmen


Total # Posts: 244

physics
A 0.56-kg mass is suspended from a string, forming a pendulum. The period of this pendulum is 6.0 s when the amplitude is 1.5 cm. The mass of the pendulum is now reduced to 0.35 kg. What is the period of oscillation now, when the amplitude is 2.8 cm?
March 31, 2010

college algebra
let hx and h be real numbers. If f(x) =4x +3, which of the following is true and why: 1.f(x+h)=4x+3+h 2.f(x+h)=4x+4h+3 3.f(x+h)=4x+4h+6
March 29, 2010

college algebra
state the domain of f(x) = (x+3)/(x-1)
March 29, 2010

chemistry
Since they both contain one mole, you have 6.02 x 10^ 23 particles of silver and 6.02 x 10^ 23 particles of platinum. The difference would be in the number of protons, neutrons, and electrons present because silver contains 47 protons per atom, 47 electrons per atom and 61 ...
March 11, 2010

calculus
There are four integrals: 1) definite integral x/(1+x^4)dx b/w 0_infinity 2) definite integral (x^2)/(1+x^4)dx b/w 0_infinity 3) definite integral (x^3)/(1+x^4)dx b/w 0_infinity 4) definite integral (x^4)/(1+x^4)dx b/w 0_infinity Which of these integrals converge. First of all...
March 4, 2010

calculus
There are four integrals: 1) definite integral x/(1+x^4)dx b/w 0_infinity 2) definite integral (x^2)/(1+x^4)dx b/w 0_infinity 3) definite integral (x^3)/(1+x^4)dx b/w 0_infinity 4) definite integral (x^4)/(1+x^4)dx b/w 0_infinity Which of these integrals converge. First of all...
March 3, 2010

statistics
is this quantitative data? The number of new hybrid cars on a local car dealership lot
March 1, 2010

statistics
is this qualitative data? The colors of new hybrid cars on a local car dealership lot.
March 1, 2010

statistics
Is this a descriptive study or an inferential study. I say inferential...... The average professional musicians’ salaries (in thousands) in the United States, England and Germany were complied and compared for years 1997 and 2007. Country 1997 2007 United States 1,200 2,...
March 1, 2010

statistics
Is this a descriptive study or an inferential study. I say descriptive...... The table below shows the average income by age group for residents of a small mid-western town in 2001 based on a sample of 200 individuals from each group. Age Group Average Income 18 – 25 $ 19...
March 1, 2010

Statistics
Looking for someone to verify my homework answers on identifying the sample and population...... 1) A group of 50,000 randomly selected adults were survey about whether they drink at least 6 - 8 oz glasses of water each day. Only 35% said yes to the question. Q: What is the ...
February 26, 2010

math
Will has money invested in a savings account earning 5% compounded daily. What is the effective interest rate?
January 13, 2010

What is math
a credit card account has $650 balance on May 5. A purchase of $321 was made on May 14 and a payment was made on May 22 of $500. The next billing date is June 5. A. What is the average daily balance? B. If the monthly interest is 1.5% what is the finance charge
January 13, 2010

ABA
ABA = Applied Behavior Analysis
December 18, 2009

Algebra
Translate to an algebria expression. The difference of 50 and 15 less than the number.
November 11, 2009

7thgrade
i need help surface area of the cyliner whose radius is 2.8m and height is 5.8m
September 20, 2009

algebra 1
Find the slope of the line through the points (6,5) and (5,7) 7-5 is 2 and 5-6 is -1 so would it be -2?
September 15, 2009

algebra 1
A ramp has a rise of 8 and a run of 10, what's the slope? I'm not sure how to solve it. The other question is to find the slope of the line that passes through 17/2, 8) and (5/2,-1) I did -1 - 8 is 7 and 5/2 - 17/2 as -12/2 so 7/ -12/2 is 7/-6
September 15, 2009

Blue laser discs
How many configurations blue laser discs (standard, physical size, number of layers, capacity, etc) are currently available?
September 13, 2009

algebra
HOw do I make a table of values for y equals 3/2? Am I supposed to plot 3/2 on the graph and then draw a line? I know on the y side of the table I'm supposed to have 3/2, but I don't understand how to do the table of values.
September 13, 2009

computer assisted small business management
I need the answers this elective is from penn foster
July 31, 2009

Penn foster elective the book of accounting
I need to finish the exam #390014 Please help me can I have the answers.this class is from penn foster is one of my elctives im to old to read too much this is my last step.
July 30, 2009

A & P
Can someonw tell me what differences are between the origin of the common carotid arteries in the pig and in the human? I do not see any difference
July 29, 2009

A & P
Assume that the allele controlling brown eyes (B) is dominant over that controlling blue eyes (b) in human beings. (In actuality, eye color in humans is an example of multigene inheritance, which is much more complex than this.) A blue-eyed man marries a brown-eyed woman; and ...
July 21, 2009

Math
Inductive reasoning
July 20, 2009

accounting
the assets division should contain what accounts?
July 15, 2009

College Algebra
For the exponential function e^x and logarithmic function log x, graphically show the effect if x is halved. Include a table of values for all four functions. Could someone please explain to me what occurs when things are halved.
May 14, 2009

3rd grade
in the book " how to be cool in the third grade. Do you think Robbie was cool and why
March 30, 2009

literature
in the act 4,what do the following lines means?Fairy King,attend,and mark: I do hear the morning lark.
February 21, 2009

Social Studies
What personal and professional qualifications should a presidential candidate have? Why?
November 14, 2008

Math
Can someone check this for me please... 4x + 8 >= (that is greater and equal to) 4 and 2x - 13 >= -5 the solution: {x|x>= 4} on the graph the highlighted line goes to the left...is this correct?
November 2, 2008

Math
Hockey teams receive 2 points when they win and 1 point when they tie. One season, a team won a championship with 60 points. They won 9 more games than they tied. How many wins did the team have? 23 How many ties did the team have? 14
November 2, 2008

Math
solve by the elimination method. what is the solution of the system? type a pair, an integer or a fraction, N if no solution, and I for many solutions. Q: x + 8y = 17 -x + 2y = 3 A: N?
November 2, 2008

Math 116
Q1) there are two plans available, but they only have 38 homes available. write an equation that illustrates the situation. use x and y to denote plan 1 and plan 2. A1) X+Y=38 Q2)Plan 1 sells for $175,000 and plan 2 sells for $200,000. All available houses combined are worth $...
November 1, 2008

Math 116
I have a long problem which I need help with..... Q1) there are two plans available with a total of 56 houses available. x represents plan 1 and y represents plan 2. write an equation illustrating the situation: A1) x+y=56 Q2) there are 3 times as many homes available with the...
November 1, 2008

Math 116
could someone please evaluate what i have so far and help me with the last few questions... the linear equation: y = 0.15x + 0.79 represents an estimate of the average cost of gas for year x starting in 1997. the year 1997 would be represented by x = 1, for example, as it is ...
October 15, 2008

Math 116
could someone please help me with this question. I have no clue where to start... the line: y = 0.15x + 0.79 represents an estimate of the average cost of gasoline for each year. the line: 0.11x - y = -0.85 estimates the price of gasoline in January each year. a) do you expect...
October 15, 2008

math 116
c) What is the slope and y-intercept if a water line is given by the equation y = -2/3x - 12. could you place a line on (-4,-10) without interferring? What is the slope and y-intercept of the line equation y = -2/3x - 12 How do you know? intercept is (0,12) because if x is -3...
October 5, 2008

math 116
c) What is the slope and y-intercept of the line in part b? How do you know? intercept is (0,12) because if x is -3, y is 10 (-3,10) if x is -6, y is 8 (-6,8) if x is -9, y is 6 (-9,6) when a straight line is drawn it intercepts at 12 the slope is: 2/3
October 5, 2008

math 116
a water line is given by the equation y = - 2/3x - 12 . Suppose you want to put a pink flamingo lawn ornament in your backyard, but you want to avoid placing it directly over the water line, in case you need to excavate the line for repairs in the future. Could you place it at...
October 5, 2008

math 116
suppose you want to add a sprinkler system, and the location of one section of the sprinkler line can be described by the equation y = - 1/2x - 4 complete the following table: x y ? -1 -2 ? ? -4 2 ? 8 ? my answers: x y 6 -1 -2 -3 12 -4 i still get 12 for x 2 -5 8 -8
October 5, 2008

math 116
1) you are planning to spend no less than $6,000 and no more than $10,000 on your landscaping project. Q1: write an inequality that demonstrates how much money you will be willing to spend on the project. A1: 6,000 greater than > and equal = to 10,000 Q2: suppose you want ...
October 5, 2008

math 116
suppose you want to add a sprinkler system, and the location of one section of the sprinkler line can be described by the equation y = - 1/2x - 4 complete the following table: x y (x,y) ? -1 ? -2 ? ? ? -4 ? 2 ? ? 8 ? ? my answers: x y (x,y) -1.5 -1 (-1.5,-1) -2 -3 (-2,-3) 12 -...
October 5, 2008

math 116
I thought I knew this stuff but now I'm starting to wonder. I've tried several times but I haven't been able to figure this out. there is also a diagram showing a water line where the y intercept is crossing over (0,-12). the question is Q: what is the slope and ...
October 5, 2008

algebra
<<Q: solve y - 3 > - 13 the solution is {x | x > ?} A: {x | x > - 10} >> you switched from y's to x's, why? I meant: {y | y > - 10} thank you for your help
October 4, 2008

algebra
Q: when graphing the equation y = 4/3x + 2, the y intercept is? A: (0,2) Q: Determine whether - 3.5 is a solution of the inequality. x greater than or equal to 6 A: No Q:identify the y intercept of y = x + 8 A: (0,8) Q:solve using multiplication principle then graph - 15x >...
October 4, 2008

algebra
from a base elevation of 7900 ft, a mountain peak in colorado rises to a summit elevation of 14827 ft over a horizontal distance of 15838 ft. find the grade of the peak. A: 44%
October 4, 2008

algebra
solve using addition and multiplication principles. Q: 8 - 6x > 4 - 5x the solution set is {x|x ? ?} A: {x|x < 4}
October 4, 2008

algebra
you are taking a science course in which there will be four tests, each worth 100 points. you have scores of 89, 97, and 95 on the first 3 teests. you must make a total of 360 in order to make an A. what scores on the last test will give you an A? A: solution is {s|s > or...
October 4, 2008

algebra
Q: identify the y intercept y = 1/3x A: the y intercept is (0,0)
October 4, 2008

algebra
solve y - 3 > - 13 the solution is {x|x > ?} A: {x|x > -10}
October 4, 2008

algebra
solve using the multiplication principle -6x < -18 the solution set is {x|x ? ?} A: {x|x < 3}
October 4, 2008

algebra
find the slope (-3,4), (2,1) m = ? A: m = -3/5
October 4, 2008

algebra
Q: find the slope x + 9y = 18 m = ? A: m = - 1/9
October 4, 2008

algebra
find the slope y= -3x + 7 M = ? A: m = -3
October 4, 2008

algebra
Q: solve using the addition principle 2x + 6 > x + 16 the solution set is {x|x > ?} A: {x|x > 10}
October 4, 2008

algebra
Q: find the slope, if it exists, of (-2,3) and (4,-4) m = ? A: m = -7/6
October 4, 2008

algebra
Q: solve using the addition and multiplication principles 2 + 8x < 10 {x|x ? ?} A: {x|x < 1}
October 4, 2008

algebra
Q:solve using multiplication principle then graph -15x > -75 A: {x|x > 5} when graphing the circle is open on the 5 and goes to the right
October 4, 2008

algebra
Q:identify the y intercept of y = x + 8 A: (0,8)
October 4, 2008

algebra
Q: Determine whether -3.5 is a solution of the inequality. x greater than or equal to 6 A: No
October 4, 2008

algebra
Q: when graphing the equation y = 4/3x + 2, the y intercept is ? A: (0,2)
October 4, 2008

4th grade English
The artic circle runs through which continents?
September 25, 2008

Algebra
1) translate to an algebraic expression: one less than a product of two numbers A: xy-1 2) 12/25 = ? A: ? = .48 3) Find -x when x= -25/41 (this is a fraction) A: -x = 41/25 4) Use a commutative law to find an equivalent expression. An equivalent expression of zx is ? A: xz 5) ...
September 21, 2008

Algebra
thank you but I still do not get 33. the question is x minus the fraction 2/3 = the fraction 4/5. to get the answer i would add the fraction 2/3 to the fraction 4/5 which gets me x = 22/15, right?
September 21, 2008

Algebra
1) translate to an algebraic expression: one less than a product of two numbers A: xy-1 2) 12/25 = ? A: ? = .48 3) Find -x when x= -25/41 (this is a fraction) A: -x = 41/25 4) Use a commutative law to find an equivalent expression. An equivalent expression of zx is ? A: xz 5) ...
September 21, 2008

Physics
The fisherman decelerates steadily to a stop in 20.6 s. What is the boat's acceleration, in m/s2, during this last portion of the trip? Initial velocity is 1.70 m/s. Use correct sig figs. The answer is not -0.0825?
September 14, 2008

10th grade
Engineering Foundations 2 Calculations converstions How do I put this combination in the correct SI form? MN/ks2 kN/ms
September 3, 2008

Engineering Foundations 2
engineering foundations 2 calculations and converstions question. How do I round off the following number to three significant figures? Or can you give me an example of how to round off number 3. 4555N Would I round off this to be 4555N to be 4555.00N 3. 4555N
September 3, 2008

10th grade
engineering foundations 2 calculations and converstions question. How do I round off the following numbers to three significant figures? Or can you give me an example of how to round off number 1. 4.65735 m 2. 55.578 s 3. 4555N 4. 2768 kg
September 3, 2008

Grammar
for the first questions is this a better answer? Although I heated it in the microwave, the center of the pizza was cold. or Although I heated the pizza in the microwave, the center was cold.
August 29, 2008

Grammar
would this be better? Although I heated it in the microwave, the center of the pizza was cold.
August 29, 2008

Grammar
Rewrite the following sentences, focusing on the grammar area specified in the left column. To enter your answer, click next to the number and begin typing. If the sentence is already correct, write No Change. Dangling Modifiers: Q: Although heated in the microwave, I found ...
August 29, 2008

Question
5 letter word capitalize that reads the same way upsode down
August 26, 2008

economic
positive externalities the automotive industry produces
August 24, 2008

Grammar
Rewrite the following sentences, focusing on the grammar area specified in the left column. If the sentence is already correct, write No Change. Punctuation within Sentences—Colon: Q: The book had some nice features, such as: a hard-bound cover, a ribbon for a bookmark, ...
August 18, 2008

English
Dangling Modifiers and Predictions: Rewrite the following sentences, focusing on the grammar area. If the sentence is already correct, write No Change. Dangling Modifiers Question: Flying over the oak tree, the farmer saw the flock of birds that had damaged his crops. My ...
July 21, 2008

business
why do you think the nurses are not motivated? and what could you to improve the situation?
July 17, 2008

supervisor
Assume that you—as a supervisor in a manufacturing plant—have heard rumors that the union, which has been virtually inactive until now, is planning to take complaints to upper management.
July 13, 2008

supervision
Give an example of how you would use this method to conduct a performance appraisal for an employee.Critical-incident appraisal method
July 12, 2008

Math
can someone please explain this question in more detail. I still do not get this.
June 18, 2008

planning and organizing
cpould you accomplish some of these goals by some straighforward modiication of your actual situation?
June 16, 2008

making decisions
need someone else's response to this scenario of the three questions at the end to compare. Mack Moller was supervisor of the production department of the Quality Shoe Company. He received a call from the general manager informing him that production must be cut back 20 ...
June 16, 2008

trig
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (-5pi/12)
June 2, 2008

algebra
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (-5pi/12)
June 2, 2008

trig
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (7pi/12)
June 2, 2008

algebra
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (7pi/12)
June 2, 2008

algebra
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (4pi/3 – 3pi/4)
June 2, 2008

statistics
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (4pi/3 – 3pi/4)
June 2, 2008

trig
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help cos (4pi/3 – 3pi/4)
June 2, 2008

MAT 116 Algebra 1A
1) you are planning to spend no less than $6,000 and no more than $10,000 on your landscaping project. Q1: write an inequality that demonstrates how much money you will be willing to spend on the project. A1: 6,000 greater than > and equal = to 10,000 Q2: suppose you want ...
May 26, 2008

math
x2-x=30
May 4, 2008

Math
area = 2*pi*r^2 = 2*3.14*(13*13)
April 20, 2008

Math
98
April 20, 2008

trig
shift x: 1 right shift y: 0 reflection: none
April 20, 2008

math
Differentiation is used when the equation is nonlinear. To parameterize the equation, partial derivatives are used to construct the design matrix (in your case, that would be the b matrix.) x would be the unknown vector, e would be the residual vector and y would be your ...
April 18, 2008

social studies
where can i find a picture of t.j marshall a african american
February 15, 2008

social studies
who is a african american that's name is T.J Marshell ''please help me''
February 14, 2008

Science
having wayyy tooo much trouble with this simple assignment. Is there a lab that proves that the light reactions must occur prior to the dark reactions in photosynthesis? So far, I thought of the experiment in which one plant is placed in direct sunlight and the other is ...
January 3, 2008

Biology III
weighing? sorry, i meant to say measuring the mass*
January 2, 2008

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