# Pre-Calculus

1,143 results-
## Finite Math

Fifty percent of students enrolled in calculus class have previously taken pre-calculus. Thirty percent of these students received an A for the calculus class, whereas twenty percent of the other students received an A for calculus. Find the probability

*asked by Nikole on June 10, 2015* -
## Pre-Calculus/Calculus

I am too embarassed to ask this Calculus (really pre-calculus) question in tutoring, because I know I should know. Is the inverse of f(x)=3x-1 actually f(x)=1/3x+1? How do I find it? What if it asks the same equation replaced with f to the -1 power (x)? I

*asked by Molly on July 2, 2008* -
## Question

@Alex asked this question when I was on earlier: Let line l_1 be the graph of 5x + 8y = -9. Line l_2 is perpendicular to line l_1 and passes through the point (10,10). If line l_2 is the graph of the equation y=mx +b, then find m+b. I'm wondering like how

*asked by Yuuna on September 4, 2017* -
## Pre Calculus

Pre Calculus why is sin(-20)/cos 380 equal to tan (-200)

*asked by Pre Calculus on November 16, 2009* -
## HELP WITH MATH

Sorry the caps lock was on. Can you help me with this pre calculus question. I'm not quite sure how to do this. Here are the instructions. Find the area between each curve and the x-axis for the given interval: y=2x^2+x+1 from x=3 to x=6

*asked by JOSHUA on May 15, 2008* -
## Polynomials

Determine if the expression 4m^5-6m^8 is a polynomial in one variable. If so, state the degree. I really don't understand how to do this, and I can find it in my pre-calculus book.

*asked by Jeanna on April 18, 2008* -
## Pre-Calculus

I am in Honors Pre-Calculus and am having a hard time understanding my teacher. I feel so stupid. Does anyone have any suggestions on a website that might give me some insight into what I am doing wrong? Thanks!

*asked by Jill on October 7, 2008* -
## Calculus

An important problem in mathematics is that of root finding: that is, given a function f (x), finding any roots of f in an interval. Exact methods exist for many functions: • In the case of a linear function f (x) = ax + b, this is easy. – If a ≠ 0,

*asked by Kim on May 3, 2012* -
## Math

Hello I am having trouble with a pre-calculus problem. The problem is ln|Sin2X-CosX-1|=0 if you could help by listing the steps to solve that would be great! Thanks!

*asked by Anonymous on December 3, 2013* -
## Calculus

What is the use of Calculus? How is it use in jobs? What jobs use Calculus? Calculus is used in engineering, economics, any physical science, and in business (e.g., actuary studies and statistics).

*asked by Anonymous on May 6, 2007* -
## Algebra

In an interview of 50 math majors, 12 liked calculus and geometry 18 liked calculus but not algebra 4 liked calculus, algebra and geometry 25 liked calculus 15 liked geometry 10 liked algebra but neither calculus nor geometry 2 liked geometry and algebra

*asked by Anita on January 12, 2010* -
## math

8. In an interview of 50 math majors, 12 liked calculus and geometry 18 liked calculus but not algebra 4 liked calculus, algebra, and geometry 25 liked calculus 15 liked geometry 10 liked algebra but neither calculus nor geometry 2 liked geometry and

*asked by poo on December 1, 2009* -
## Math - Studying for Pre Calc exam!

Approximate the solutions (to three decimal places) of the given equation in the interval (- pi/2, pi/2) 6 sin 2x − 8 cos x + 9 sin x = 6 Can you help with this please? I am studying for my Pre Calculus 1 exam and am stuck on this question...! The answer

*asked by Lottie on July 12, 2016* -
## Career Plans

What are some career plans to do with science? I really enjoy chemistry and geology. What are some career plans to do with English? Socials? I like math, but I don't like pre-calculus, I can do some bits of algebra, what does a civil engineer need?

*asked by Anonymous on January 27, 2011* -
## Calculus - Find volume of cylinder

There is a cylindrical tank lying horizontally on the ground, its diameter is 8 feet, and length is 25 feet, the depth of the water currently in the tank is 2 feet. (1 gallon=231 cubic inches) How many gallons of water are in the tank? How many gallons of

*asked by Ashely on May 16, 2007* -
## Math

Is IB Math Studies the same as Pre-Calculus? I heard that IB Math Studies is for students who have a low background in math. Is that right?

*asked by Anonymous on August 20, 2013* -
## pre calc

A math teacher uses four algebra books, two geometry books, and three pre-calculus books for reference. In how many ways can the teacher arrange the books on the shelf if books coiver the same subject matter are kept together?

*asked by Katie on September 25, 2011* -
## Precalc

Are exponential equations the same as exponential functions? I am writing a summary of this year's Pre-Calculus lessons and one of the topics on the outline is "Exponential Equations", but on the lesson Power Points on my teacher's website there is only

*asked by Lie-ma Been on June 15, 2014* -
## Pre Calculus 12

Im going over my pre calculus 12 exam, and I need help with one question from the chapter Transformations of graphs and stuff. Combining Transformations 2y = f(5x-10)+8 The original points are (4,6) and the new points I got by translating it and stuff are

*asked by Shreya on January 23, 2013* -
## Calculus

Hellp I have a calculus test on Monday 2. Calculate the slope of the tangent to the given function at the given point or value of x a. f(x)=3/x+1,P(2,1) b.h(x)=2/squareroot x + 5, P(4,2/3) ****Full solutions to please because I do not know what I'm doing

*asked by Morris on February 28, 2016* -
## Math

This question is from my workbook (Pre-Calculus 11). Can someone please help me understand it? Suppose theta is an angle in standard position with terminal army in quadrant III and tan theta = 6/3. Determine the exact calues of the other two primary

*asked by David on February 24, 2012* -
## Pre-Calculus 12

I am refering to the question posted on Tuesday, June 6, 2017 at 8:26pm. "how to graph y= (x^2-3x-10)/(x-2)" This is the reply I got: Pre-Calculus 12 - Damon, Tuesday, June 6, 2017 at 9:21pm (x-5)(x+2)/(x-2) well we know it is 0 at x = 5 and at x = -2 and

*asked by Ryan on June 8, 2017* -
## senior courses

So far in high school i have taken geometry, algebra 2, and trigonometry. one of my friends is taking calculus and she says its way too difficult. and since i have alot of trouble in algebra and trig myself i don't think calculus would be the right choice

*asked by y912f on April 29, 2009* -
## math

In a survey to determine the opinions of Americans on health insurers, 400 baby boomers and 600 pre-boomers were asked this question: Do you believe that insurers are very responsible for high health costs? Of the baby boomers, 232 answered in the

*asked by Rahat on June 23, 2017* -
## Chemisrt

What is pre-exponential factor for diffusion, because i have a problem with this equation. D=D0*exp[-Ea/R*T] where D=2*10^-13 Ea=2.9*10^-19 joules/atom T=1009 K How to find the pre-exponential ?

*asked by Musaka on July 27, 2014* -
## gnozahs

I removed about ten questions you posted this morning. There was no indication of what you had done, what your thinking was, or what you wanted from us. We are not going to do homework for you. If you want hints on these calculus questions, say so, or ask

*asked by bobpursley on June 23, 2009* -
## english

is pre-analyzed a word? We have pre-analyzed how they would end up if they think they are in love from comparing to Tom and Daisy.

*asked by sam on August 24, 2011* -
## english

Hi. I know this might be kind of a stupid question, but I was wondering if a predecessor follows something or is before it? I thought it was after, but the dictionary definition makes it seem like it is before. Is it before because of the pre? Thank you

*asked by Melvin on April 22, 2007* -
## Calculus

What is the simplest solution to the Brachistochrone problem and the Tautochrone problem involving calculus? (I know that the cycloid is the solution but I need a simple calculus proof as to why this is the case)

*asked by Sam on May 27, 2010* -
## math-calculus

1.For any function y+f(x), express dy/dx using limit notation. Give a clear explanation for your given answer. you probably meant to type y=f(x) By definition dy/dx = Limit (f(x+∆x) - f(x))/∆x as ∆x-->0 The explanation of this equation is the whole

*asked by Chris on March 27, 2007* -
## Algebra

I have a few questions on my Pre- Algebra Pre- test. I am in 7th grade. Anyone willing to help me for a few questions for 5-10 minutes?

*asked by Rebecca on June 7, 2015* -
## Pre-Calculus - Reiny

Reiny you helped me with this logarithm yesterday: How did you write it out as log2 ( √A / B^3 ) Laws of logarithms combine, write as a single logarithm Need help on this question please, Im stuck, don't know where to go abouts from here: I did it on

*asked by Shreya on October 18, 2012* -
## Calculus AB (AP)

Hi, I have a calculus test tomorrow and I understand how to complete all of the problems, but I am unsure behind the reasoning of taking two derivatives. Can someone please explain the following: 1. g(x)=e^(f(x)) g'(x)=e^(f(x))f'(x) 2. f(x)=Integral from 0

*asked by Jake on April 13, 2011* -
## Math

Hi, I have to do a project on the Shell Method in my Geometry class. I have been trying to find information on that topic, but have no luck... can someone point me to the right direction as of what keyword to search for, or is there any sites or books or

*asked by Billy on April 15, 2007* -
## education

I'm doing a power point on pre-k classroom. I need help finding a classroom arragment picture. Like how the room needs to be set up before a pre-k room open. I hope this makes sense.

*asked by Sueann on December 12, 2009* -
## physics

Determine the acceleration and normal force of system below. Assume no friction, the mass equal to 10.0 kg and the angle equal to 60.0 degrees. Assume gravity equals 9.8 m/s/s. The picture looks like a right triangle with a box sliding down it. I am a 9th

*asked by Anonymous on December 1, 2010* -
## How to get quick responses to your math questions

Math is a wide subject, ranging from K to 11, college and university. Then there is algebra, trigonometry, geometry, arithmetic, calculus, number theory, ... etc. Not all teachers answer all math questions (many do). If you would give a little more detail

*asked by MathMate on May 25, 2013* -
## To Reiny

Reiny could you please check my Calculus post below, it says Calculus--Reiny.

*asked by -Untamed- on October 5, 2011* -
## statistics

On this semesters final exam, john scored 72 on his calculus exam and 53 on his statistics exam. The z score for both exams was the same. Which on would he do better on? a. calculus b.statistics c. the exam scores are equivalent

*asked by mike on October 11, 2014* -
## statistics

On this semesters final exam, john scored 72 on his calculus exam and 53 on his statistics exam. The z score for both exams was the same. Which on would he do better on? a. calculus b.statistics c. the exam scores are equivalent

*asked by mike on October 11, 2014* -
## Calculus

How do you simplify vectors? 1)AB + BC + CD 2) BC - FE - BA + DE - DC Calculus - Steve, Tuesday, September 22, 2015 at 11:39pm AB+BC = AC so, AB+BC+CD = AD BC-DC = BC+CD = BD See if you can use that idea to rearrange +/- terms so the ends line up in order

*asked by Anonymous on September 23, 2015* -
## calculus

A) How do you prove that if 0(

*asked by Sarita on April 4, 2010* -
## Math

darry and nay eat dinner at a restaurant with 6% sales tax. They leave an 18% tip on the pre tax amount of the bill. If they paid a total of 37.20, what was their pre tax bill?

*asked by Darryl on January 5, 2017* -
## Statistics

In Professor White’s statistics course the correlation between the students’ total scores before the final examination and their final examination scores is r = 0.9. The pre-exam totals for all students in the course have mean 275 and standard

*asked by Kevin on October 22, 2012* -
## Physics

A woman driving her car approaches an intersection and begins to accelerate just as the traffic light turns green. Her velocity is the function of time described by the equation: v(t)=2t^2-8t+10 (A) Use calculus to find her instantaneous acceleration at

*asked by Genny on June 11, 2012* -
## pre-algebra

kk my teach told me to describe and draw things that are about pre-algebra and she told me to write what pre-algebra is... so can anyone help me??

*asked by damainmind on August 26, 2008* -
## math

65 men 75 women are enfolled in calculus. There are 30 business majors, 40 biology majors, 50 computer science majors, and 20 mathematics majors. No person has a double. If a single calculus student is chosen, find the probability that that the student is

*asked by greg on September 28, 2012* -
## Spanish

Answer the following questions what does pre viernes el pescado o el bonyo mean what does que co mis parlemis i duno mean? what does pre viernes la liche o el hugo mean in spanish? what does que te gusta comer parde e la guarso mean? I know some of these

*asked by nothing on March 22, 2011* -
## Calculus

Greetings, This is a question about selecting courses for my semester. I was planning to take Calculus 3 (Mostly 3-Dimensional topics involving calculus) and a C++ programing course. If you have heard of these courses, can you please tell me your thoughts

*asked by Simon on January 4, 2012* -
## Need some ideas.... for a Pre-K class

I am teaching a Pre-K class this summer and the theme for the next two weeks is Community History. What could I all my pre-k class to do that connects to this theme? I thought of helping them to construct houses or certain buildings using boxes and also

*asked by MARY on July 5, 2008* -
## GOVERNMENT

Which group would be more likely to approve of a pre-emptive strike to rid the world of a terrorist friendly country (government)? Today, the Republicans seem to be more in favor of a pre-emptive strike -- but I think we may see a change because almost

*asked by Suzanne on November 7, 2006* -
## Please Help!!!!!!

Decide whether the following problem can be solved using precalculus, or whether calculus is required. If the problem can be solved using precalculus, solve it. If the problem seems to require calculus, explain your reasoning and use a graphical or

*asked by Anonymous on January 9, 2012* -
## Math - Two-Step Inequalities - Please Help

I need help with this one, please. Which of the following is in the solution set of the inequality –3 > –3t + 6? A. -1/3 B. 1/3 C. 4 D. -4 I did a Pre-Test for my lesson, and it says I got this one wrong. However, it doesn't say which one I picked. For

*asked by Brady on December 19, 2014* -
## PHILOSOPHY

1. Some regular churchgoers believe that taxpayers' dollars should not be used to fund laboratories that carry out tests on animals for medical research. Hence, it is wrong to go on spending taxpayers' dollars for that purpose. Answer: False Cause 2. Yogi

*asked by Elaine on September 26, 2017* -
## accounting

I am showing a $8100 debit balance on prepaid insurance at the end of august. The pre-paid insurance was purchased in Feb. for 12 months. what should my adjusting entry to pre-paid insurance be for the month of Sept. which is the end of my fiscal year?

*asked by lynn on July 15, 2010* -
## Science 7R

Tomorrow I have a science test on circulatory system and is there a practice test THAT IS ON 7TH GRADE SCIENCE REGENTS LEVEL!?!? please i really want to do well on the test if take a pre-test thanks ;) btw --- i'm going over my notes for the test just that

*asked by Laruen on May 15, 2012* -
## essay

During my four years in high school, I have taken a lots of classes to prepare for college. As I took ELD classes ( English Language Development ) during my freshman and sophomore year, I realized that I could not meet the college's requirement. So in my

*asked by JJ on December 1, 2006* -
## child care

hi im doing my assignment in child care level 3 and i need to answer this question ,(describe ways that parents may participate in a pre school's activites to promote their children's learning and development) and (discuss how a pre school can encourage

*asked by ella on April 23, 2009* -
## Chemistry

Consider the data below Temperature (0C) Diffusivity (m2/s) 736 2 x 10-13 782 5 x 10-13 835 1.3 x 10-12 Given this data, determine the activation energy for the diffusion process (units of Joules per atom or molecule) in this material and the

*asked by Musaka on July 27, 2014* -
## MATH please help

An object at rest begins moving horizontally on the x-axis, starting at position x(t) = 0 feet at time t = 0 seconds.Suppose, after exactly 2 seconds we measure the position of the object to be 3 feet to the right of the origin AND measure the object to be

*asked by Mike on April 3, 2013* -
## Calculus

An object at rest begins moving horizontally on the x-axis, starting at position x(t) = 0 feet at time t = 0 seconds.Suppose, after exactly 2 seconds we measure the position of the object to be 3 feet to the right of the origin AND measure the object to be

*asked by Rosie on April 11, 2013* -
## Math/ Calculus Please HELP!!!

An object at rest begins moving horizontally on the x-axis, starting at position x(t) = 0 feet at time t = 0 seconds.Suppose, after exactly 2 seconds we measure the position of the object to be 3 feet to the right of the origin AND measure the object to be

*asked by Marto on April 2, 2013* -
## Math

*asked by Chris on April 2, 2013* -
## Big MATH Help needed

*asked by Rosie on April 8, 2013* -
## statistics

Pre study scores versus post-study scores for a class of 120 college freshman english students were considerated. The residual plot for the least squares regression line showed no pattern. The least square regression line was y = 0.2 + 0.9x with a

*asked by Gee on September 19, 2012* -
## calculus

Quadratic function written in standard form where a, b, and c are constants such that a is not zero. f(x)= ax^2+bx+c Using calculus find the vertex of the parabola formed by this quadratic function. Determine under what conditions this vertex is a maximum

*asked by Janet on May 9, 2011* -
## Calculus--Reiny

Calculus - Reiny, Friday, December 23, 2011 at 6:59pm I read that as (4a^2-1)/(4a^2-16) * (2-a)/(2a-1) , my brackets are necessary = (2a+1)(2a-1)/( 4(a+2)(a-2) * (2-a)/(2a-1) the (2-a)/(a-2) are opposite, they will give you the -1 so.. = -(2a+1)/(4(a+2)) ,

*asked by -Untamed- on December 26, 2011* -
## law-major help?

Hi, my friend and I both want to be lawyers. we finally talked after a long time of not seeing each other and we got on the topic of college. and majors. etc. i asked her what do u want to major in? she goes "history.. for LAw" i'm like you want to major

*asked by Clarissa on November 6, 2008* -
## CDA

4. Signature software systems are primarily used by A. children and providers. B. parents and children. C. parents and other authorized individuals. D. parents and providers. 5. A software program features an electronic coloring book, in which children get

*asked by Kaleisha on March 12, 2015* -
## calculus

A) How do you prove that if 0(

*asked by Sarita on April 6, 2010* -
## algebra 2

Consider the exam data below. Algebra score: 20 35 13 29 40 23 Calculus score: 41 69 34 72 86 58 Use your calculator to find the regression line for this data, and graph it on your scatterplot. b. Interpret the slope and intercepts of this line in the

*asked by Rachel on July 5, 2013* -
## physics

A spring is manufactured with a pre-load. A force of 34.5 N compresses the spring by 1.5 cm. A force of 57.0 N stretches the same spring 0.03 m. Find the spring constant k (in N/m) and pre-load Fi (in N) that satisfies the linear equation describing this

*asked by sai on July 31, 2017* -
## physics

thanks for the help earlier just got a question I'm taking AP Physics B this year does that mean next year I would Take AP Physics C??? I don't know if the material in C convers the same material plus the additional calculus material or what??? Could I

*asked by physics on August 10, 2009* -
## Physics - Mechanics and Ocsillatory Motion

Suppose that each of the three masses in the figure below has a mass of 5.05 kg, a radius of 0.0679 m, and are separated by a distance of 9.9 m. If the balls are released from rest, what speed will they have when they collide at the center of the triangle?

*asked by Sara on December 9, 2010* -
## math-calculus

30/x^2-25 = 3/x-5-2/x+5 i be left with 30 = 3x^2-75-2x^2+50 i not sure what to do? i use the quadratic formula? math-calculus - Steve, Saturday, January 7, 2012 at 3:38pm First, you have to simplify properly: 30/(x^2-25) = 3/(x-5) - 2/(x+5) 30 = 3(x+5) -

*asked by Shreya on January 7, 2012* -
## algebra 1

The Question Writing Commitee consists of seven volunteers from around the country who are amazingly dedicated to the Mathcounts program. This past weekend, was the last meeting for this particular group of question writers. Before the meeting, they are

*asked by Tibby on January 31, 2008* -
## English

Can someone explain to me what does pre released title essay test mean,i dont get it and in my assessment shows that i have pre released title essay test.Please someone tell me what is it.Thanks

*asked by sam on September 20, 2017* -
## Software Engineering

Consider the following program (written in pseudo-code) begin x:= 0; y:= 1; z:= 1; while y =0} Post: {sqrt2

*asked by Jack on April 21, 2016* -
## geometry

First of all let me apologize if this is the wrong section; this is a review question from a Calculus III class, but it doesn't involve any actual calculus so I posted it here. If I have a sphere with center (2,-10,4) and radius 10 what is: the

*asked by sphere on August 23, 2011* -
## Craig - baloon - calculus moved up

Posted by Craig on Tuesday, November 25, 2008 at 7:54pm. t: 0 2 5 7 11 12 r'(t): 5.7 4.0 2.0 1.2 0.6 0.5 The volume of a spherical hot air balloon expands as the air inside the balloon is heated. The radius of the balloon in feet is modeled by a

*asked by Damon on November 26, 2008* -
## statistics

In 1980 (before the era of in-vitro fertilization), there were 3,612,258 births in the United States (according to the U.S. Census Bureau), of which 68,339 births were to twins and 1,337 births were to triplets or more. What was the probability of having

*asked by f on June 19, 2013* -
## critical thinking

Hi Everyone! Please post a substantive response to the following discussion questions by clicking on Reply: Euphemisms: seek to mute the disagreeable aspects of something or to emphasize its agreeable aspects Advertisers, even the media, will use

*asked by Anonymous on July 19, 2012* -
## consumer math

The Mannings file a tax return showing $125000 in earned income, $3288 from interest income, and they have a tax credit of 1% of their earned income. They claim 5 exemptions of $2500 each, one head of household exemption of $10500, pre-tax medical

*asked by Megan on August 9, 2012* -
## mass media

what are pre-book manuscripts and what is the early publishing houses? Pre-book manuscripts are the hand-written or typed (word-processed) pages of an author's books before it's been edited by the publisher. Check these sites for early publishing history.

*asked by student on August 19, 2007* -
## Discrete Math

There are 150 students taking Discrete Mathematics II, Calculus II, and Physics I courses. Of these 51 are taking Discrete Mathematics II, 111 are taking Calculus II, and 63 are taking Physics I. There are 41 taking Discrete Mathematics II and Calculus II,

*asked by Anonymous on April 7, 2014* -
## calculus

Differentiate y=lnx You ought to have this memorized. y'=1/x for y= ln x dy/dx = 1/x This is the most basic and fundamental of log derivatives. If you are studying Calculus, and the topic is logs, I fail to understand why you asked that question. IS there

*asked by quita on April 11, 2007* -
## Physics

A 6090kg space probe mobing nose-first toward Jupiter at 105m/s relative to the Sun, fires its rocket engine ejecting 80 kg of exhaust at a speed of 253 m/s relative to the space probe. What is the final velocity of the probe? I should have gotten 108m/s

*asked by Tammy on February 2, 2007* -
## math

Resource allocation podunk institute of technology’s math deaprtment offers two cources: finite math and applied calculus.each section of finite math has 60 studnets, and each section of applied calculus has 50. The department is allowed to offer a total

*asked by Swayne on November 29, 2013* -
## Physics

Three identical balls, with masses M, 2M, and 3M are fastened to a massless rod of length L as shown. The rotational inertia about the left end of the rod is: That's the layout below. Would calculus be needed in this problem (intergration) because then Im

*asked by tatiana on December 10, 2006* -
## Math HELPPP

In a survey of 2000 adults 50 years and older of whom 40% were retired and 60% were pre-retired, the following question was asked: Do you expect your income needs to vary from year to year in retirement? Of those who were retired, 33% answered no, and 67%

*asked by Bill on October 16, 2012* -
## Maths - Optimisation

I've been trying to work out this question for hours and I can't seem to figure it out. Question: "Point 'A' is situated in the bottom left hand corner of a vertical rectangle with the dimensions 6m x 3m. Point 'B' is situated in the opposite top corner of

*asked by Jane on August 8, 2014* -
## Calculus

Use the Fundamental Theorem of Calculus to find the area of the region bounded by the x-axis and the graph of y = 4 x3 − 4 x. Answer: (1) Use the Fundamental Theorem of Calculus to find the average value of f(x) = e0.9 x between x = 0 and x = 2. Answer:

*asked by Erika on December 7, 2010* -
## math

Urban Community College is planning to offer courses in Finite Math, Applied Calculus, and Computer Methods. Each section of Finite Math has 40 students and earns the college $40,000 in revenue. Each section of Applied Calculus has 40 students and earns

*asked by liz on October 17, 2010* -
## Pre-K class needs your help

I noticed that someone posted this question before but I wanted to see if there were anymore ideas...... I am a pre-K teacher, as well, and my class will be doing a unit on Community History.... what activities and worksheets could I give my students

*asked by LISA on July 11, 2008* -
## History. Please Help!!

Which of the following was the most significant development in the evolution of pre-historic Native American cultures? a. The development of fire based technology because it allowed prehistoric people to invent pottery. b. The development of agriculture

*asked by Jaide on January 9, 2016* -
## Maths

What is calculus ?

*asked by Chintu on April 17, 2017* -
## Physics

what is calculus

*asked by TaNisha on October 25, 2010* -
## statistics

Pre- study scores versus post- study scores for a class of 120 college freshman english students were considerated. The residual plot for the least squares regression line showed no pattern. The least squares regression line was y^=0.2+0.9x withwith a

*asked by Gee on September 13, 2012* -
## childhood

it has been propsed that there is a tendency for parent to trat full term babies better than preterm babies a big reason is ? a. that a full term infants don't cry as much. b. that the behavior of pre term babes is more annoying and irratible c. that pre

*asked by alisha on February 20, 2011* -
## English

Identify the correct sentence. A. In order to assess you're level of improvement in the course, you need to take both the pre-test and the post-test. B. In order to assess your level of improvement in the course, you need to take both the pre-test and the

*asked by Angela on April 30, 2014*