Thursday

August 25, 2016
Number of results: 73,004

**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??
*August 25, 2008 by damainmind*

**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 make a large copy of a ...
*July 5, 2008 by MARY*

**Pre-Calculus**

I'm trying to finish up my pre-cal homework and I am stuck on 2 problems... ***determine the intervals over which the function is increasing, decreasing, or constant*** 32. f(x)=x^2-4x 33. f(x)=√x^2-1 (that's square root of x^2-1) thank you so much for the help =)
*September 17, 2011 by Cristina*

**Pre-Calculus**

I'm trying to finish up my pre-cal homework and I am stuck on 2 problems... ***determine the intervals over which the function is increasing, decreasing, or constant*** 32. f(x)=x^2-4x 33. f(x)=√x^2-1 (that's square root of x^2-1) thank you so much for the help =)
*September 17, 2011 by Cristina*

**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.
*August 23, 2011 by sam *

**pre- algebra(MATH)**

I need help with pre-algebra solving equations by multiplying or dividing. Can you help me with this homework for free?
*November 5, 2009 by Ketrice*

**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 ?
*July 27, 2014 by Musaka*

**pre-ap pre calculus **

To solve an equation by finding x-intercepts, Cynthia graphed the function y=x^3-5x+|2x-3| Give several possibilities for the original equation. How do I do it and what's the answer? Thanks
*September 8, 2009 by Anonymous*

**Pre Calculus**

Pre Calculus why is sin(-20)/cos 380 equal to tan (-200)
*November 15, 2009 by Pre Calculus*

**Pre-Algebra**

How do you solve this Pre-Algebra problem: $1.25x + $2.25y = $916 x + y = 560
*February 1, 2014 by 8th Grade*

**pre-ap physics**

how do i find the vertical and horizontal components of velocity?
*September 25, 2012 by Julie*

**pre-ap physics**

how do i find the vertical and horizontal components of velocity?
*September 25, 2012 by Julie*

**Pre-Calc**

I'm stuck on a pre-calc problem. I need to find y as a function of x, where the constant c is a positive number for In(y-1)+In(y+1)= -x+c express your question as ln[(y-1)(y+1)] = -x+c change that to exponential form e^(-x+c) = (y-1)(y+1) e^(-x+c) = y^2 - 1 y^2 = e^(-x+c) + 1 ...
*May 9, 2007 by Sarah*

**pre alg**

How do u find the GCF with exponets in a 7th gr. pre alg. class?
*January 11, 2009 by tay*

**pre-Algebra**

Sorry, struggling through pre-Algebra .. :-( .. How do i figure out 5x = -20 ?
*February 19, 2010 by Emily*

**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!
*October 7, 2008 by Jill*

**Physics**

During the pre-industrial era, what were the Carbon Dioxide levels like?
*December 9, 2010 by Raam*

**Pre-Calc**

Can you show me how to find the rectangular equation of r=2costheta + 3 sin theta All I need is an example to work off I was absent today from Pre-Calc and I have homework to do and no explanation with them-Please help with this one Thank you
*October 3, 2011 by Leah*

**Physics**

a 475 kg pre-stressed concrete beam is to be raised 10.0 m in 24.0 s. how many kw of power is needed to for the job
*April 2, 2015 by Don*

**Pre-Calculus**

Can you show me how to find the rectangular equation: r=2cos(theta) + 3 sin (theta) All I need is an example to work off I was absent today from Pre-Calc and I have homework to do and no explanation with them-Please help with this one Thank you
*October 3, 2011 by Leah*

**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.
*December 12, 2009 by Sueann*

**Pre-Vet**

I am doing a research paper for my pre vet class but I cant think of a subject to do it on. I would like to use a subject in wildlife veterinary and it needs to be about a medical topic or carreer. Any suggestions?
*November 12, 2011 by Calla*

**Pre-K lesson plan**

I am a pre-k summer school teacher, and the theme for this week is "my neighbors." Can you suggest any lesson plans or art and craft activities that connects to the "my neighbor" theme.... or do you know a particular website that could help me.... thanks alot
*August 5, 2008 by Mary*

**Pre-Vet**

I'm doing a report on shark and ray behavior for my pre-vet class and I have been trying to get some good information on tonic immobility. There is not much about it on the internet so any information would be helpful.
*October 23, 2011 by Harley*

**what does pre-algebra mean??**

i have to draw things that have to do with pre algebra but...i dont understand the meaning of it
*August 25, 2008 by damainmind*

**pre ap physics**

what is the force excerted on the surface of a bowling ball that has a diameter of 32cm immersed in water to a depth of 555m?
*January 4, 2011 by carly*

**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 think I know how the ...
*July 1, 2008 by Molly*

**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 (pre-k) that connects to ...
*July 10, 2008 by LISA*

**pre algebra**

my grade is 83.17 in pre algebra in college, but the final exam is worth 300 points. If I got a B or B- or a C on the final, what would my grade be overall?
*March 10, 2011 by Amber shall*

**pre cal **

does anyone take pre-cal online ?
*April 16, 2012 by Mecie *

**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?
*September 25, 2011 by Katie*

**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?
*June 7, 2015 by Rebecca*

**pre-algebra**

write an inequality for the sentence. The total t is greater than five. Well your answer is going to be T and the sign for greater than is simply >. So the answer would be T > 5 ok again my name is above. i was just wondering what pre-algebra was? i mean i take the ...
*March 9, 2007 by Joe*

**Pre-Ap Physics**

A rock is thrown upward at 51.1◦ with respect to the horizontal. As it rises, its vertical component of velocity 1. remains unchanged. 2. decreases. 3. increases. 4. Unable to determine.
*September 21, 2012 by Maria*

**Pre-Algebra: Help**

I have to do a webquest for pre-algebra and we have to make up a fundraiser thing, I need a list of things that one needs for a charity fundraiser, such as chairs, buffet tables, tables, tents, tablecloths. HELPP
*March 3, 2011 by Cheryl*

**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 options are a. x...
*July 12, 2016 by Lottie*

**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? Those are the only ...
*July 15, 2010 by lynn*

**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 pre-exponential factor (use units ...
*July 27, 2014 by Musaka*

**physics**

what is the answer for this a car starts from rest at 0.8 meters pre seconds for 10 seconds and contiunes for a further 20 seconds what is the distance travelled
*April 3, 2011 by chadd*

**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 correlation coefficient r = 0...
*September 18, 2012 by Gee*

**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 deviation 50. The final exam ...
*October 21, 2012 by Kevin*

**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 i want to take a pre...
*May 15, 2012 by Laruen *

**Science(pre-med)**

In pre-med we are making powerpoints about the anatomy and physiology of the cardiovasculary syemstem and the respiratory system!! So far I finished the cardiovasculary syestem and i am wondering is the Anatomy of a organ the structures that it is composed of, and also is the ...
*November 14, 2010 by Louisea*

**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 for using the Jiskha ...
*April 22, 2007 by Melvin*

**Pre Med Major**

Hi. I am an accounting major. Is there anyway I can finish my accounting degree and still finish the pre med requirements in 4 years? Can an Accounting major become a MD? I know about MCAT and everything.
*August 22, 2014 by Mohammed*

**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 parents to participate ...
*April 23, 2009 by ella*

**11th grade pre ap physics**

An athlete whirls a 7.00 kg hammer tied to the end of a 1.1 m chain in a horizontal circle. The hammer makes one revolution in 0.9 s. What is the tension in the chain?
*December 13, 2010 by asian*

**physics pre-ap**

A(n) 1100 kg car is parked on a 4 incline. The acceleration of gravity is 9.8 m/s2 . Find the force of friction keeping the car from sliding down the incline. Answer in units of N
*November 15, 2012 by madison*

**pre algebra**

molly paid 8% in sales tax on her holophone,a phone that shows the person you're talking to in 3D. if molly paid $416 in sales tax on the phone, what was its pre-tax price?
*November 10, 2015 by misty*

**physics pre-lab**

By trial and error with your calculator, find the angle theta for which sin theta and theta differ by 5%. This calculation must be done in radians. When you have found theta, express it in degrees. plzzz help thanx
*March 22, 2009 by Natash*

**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 multiples (twins or ...
*June 19, 2013 by f*

**Pre-Calc**

This is the last question on my pre-calc homework, I looked through the textbook and have no idea how to do this. Use the Law of Sines to solve for all possible triangles that satisfy the given conditions. (If an answer does not exist, enter DNE. Round your answers to one ...
*March 5, 2015 by Cat Jones*

**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 deductions of $125 weekly, ...
*August 9, 2012 by Megan*

**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 : (14/5,20) But in ...
*January 22, 2013 by Shreya*

**Software Engineering**

Consider the following program (written in pseudo-code) begin x:= 0; y:= 1; z:= 1; while y <= n do x:= x+1; z:= z+2; y:= y+z; od sqrt := x; end Prove the partial correctness of the program with respect to the following predicates: Pre: {n>=0} Post: {sqrt2 <= n and n &...
*April 21, 2016 by Jack*

**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 everyone is tired of ...
*November 7, 2006 by Suzanne*

**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 are spelled wrong, but...
*March 22, 2011 by nothing*

**Pre- AP Physics**

The earth exerts a force of 1400 N on an orbiting communications satellite that is 35 mi above the Earth. What is the magnitude of the force the satellite will exert on the earth? Answer in units of Newtons
*November 4, 2012 by Jaycee*

**Pre-AP Physics**

A flatbed truck is carrying a heavy crate. The coefficient of static friction between the crate and the bed of the truck is 0.47. What is the maximum rate at which the driver can slow and avoid having the crate slide against the cab of the truck?
*December 18, 2012 by Hunter*

**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 in history law!? i was...
*November 5, 2008 by Clarissa*

**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 to paint characters ...
*March 12, 2015 by Kaleisha*

**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% answered yes. Of ...
*October 16, 2012 by Bill*

**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 that a student selected...
*June 10, 2015 by Nikole*

**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 because it allowed pre-...
*January 8, 2016 by Jaide*

**pre ap physics**

a car with amass of 1120 kg starts from rest and accelerates to the speed of 17.5 m/s in 18.8 s. assume that the force of resistance remains constant at 402.5 N during this time. what is the average power developed by the car's engine? answer in units of W can you please ...
*February 1, 2013 by keely*

**statistics**

Given the ensuing well drilling data, answer the following. [Reference: #4.78, page 172] • .30 (30%) probability of a productive well absent test information • Pre-drilling ballistics test ‘s affirmative result correctly predicts a productive well .70 of the time • Pre-...
*October 25, 2007 by sophia*

**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 this one, is C the ...
*December 19, 2014 by Brady*

**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 correlation coefficient r...
*September 13, 2012 by Gee*

**Math**

Eight people are put into pairs and enter a room with a large table with four pairs of chairs (2 chairs and a lot of space then 2 more chairs and a lot of space and so on) Though they could sit anywhere they had to sit with there assigned partner. In How Many ways could the ...
*January 31, 2008 by Elizabeth*

**Pre-Ap Physics**

During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.65 km/s at an initial inclination of 41.9◦ to the horizontal. The acceleration of gravity is 9.8 m/s 2 . How far away did the shell hit? Answer ...
*September 24, 2012 by Maria*

**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 put into pairs, eith ...
*January 31, 2008 by Tibby*

**pre-algebra**

What is (+3)-(-7)=
*September 16, 2007 by Corey*

**Pre algebra**

f(g+3+h)
*September 23, 2007 by allyson*

**Pre-Algebra**

X5 x X4
*September 28, 2007 by Ellen*

**pre algebra**

2x+3y=6
*February 24, 2008 by heather*

**Pre-Algebra**

-7(p-3)+2p=24
*March 4, 2008 by Leah*

**pre-al**

5(2x-3)+8=9 how do you solve this?
*March 6, 2008 by maddie*

**Pre-Algebra**

i can help
*May 7, 2008 by Lindsay*

**pre-calculus**

3(4^x)-2^(x+2) = -1
*May 14, 2008 by Mike*

**Pre-Cal**

xy=2 {{x^2=3+y^2}}
*October 21, 2008 by Ash*

**pre-algebra**

-8a+6(a+7)=1
*November 9, 2008 by Lana*

**pre calculus**

27^8x-3=(1/81)^8x-4 x=?
*December 5, 2008 by Anonymous*

**pre-algebra**

is x+3x 4x or 3x^2?
*December 15, 2008 by Kay*

**pre algebra**

5-2
*February 10, 2009 by brandon*

**Pre Calc**

How do I do this?... Sq Rt[(9*Sq Rt(3x^2))]
*March 14, 2009 by MW*

**pre algbra**

88*66
*March 16, 2009 by hewan*

**pre algebra**

9r-5(r+6)=8r-2
*July 14, 2009 by sweetangle*

**pre algebra**

- 2 + 5 = +3
*July 19, 2009 by ethan*

**pre-algebra**

0.6x+ x ¡Ü1.4x-1
*July 20, 2009 by sandra*

**pre-algebra**

8x-(4x+7)=5
*July 20, 2009 by sam*

**pre-algebra**

3 1/2 * 1 1/2
*September 30, 2009 by bianca*

**pre calc**

13-5e^2x=3
*October 30, 2009 by Laurie*

**Pre- Algebra**

-6x-15>57
*November 12, 2009 by Elizabeth*

**Pre Calc**

h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 5 8 1 5 2 7 6 5
*November 13, 2009 by Pre Calc*

**pre algebra**

1/2 +(2/3 / 3/4) +(4/5 x 5/6)=
*December 7, 2009 by Sandra*

**pre algebra**

11/16 + 3/16 =
*December 15, 2009 by kon*

**pre algebra**

what is 5(2x-3)+8=9
*January 6, 2010 by Amber*

** pre algebra**

60 -(6/1 +40/8)
*January 24, 2010 by aurora*

**Pre Cal**

1 --------- 2x^2-2 --------------- 2 + x ---- ------- x+11 x^2-2x-3
*January 29, 2010 by Lauren*

**pre-algebra**

98-8w^2
*February 12, 2010 by tina*