Saturday

April 19, 2014

April 19, 2014

Number of results: 73,283

**STATS**

the following case occured in Gainsville, Florida. the eight-member Human Relations Advisory Board considered the complaint of a woman who claimed discrimination, based on her gender, on the part of a local surveying company. The board, composed of five women and three men, ...
*Monday, September 27, 2010 at 8:16pm by Hayli*

**Science**

A.much less that 750g B.a little less than 750g C.exactly 750g Or D.more that 750g
*Sunday, December 18, 2011 at 7:17pm by Frances*

**Trigonometry**

Solve sin 2x + sin x = 0 for 0 (Less then or equal to) x (Less then or equal to) 2pi.
*Friday, August 3, 2012 at 3:50pm by Marie*

**math**

the sum of the digits of a two digit number is 9. if the digits are reversed, the new number if 63 grater than the original number. what is the original number?
*Wednesday, March 5, 2008 at 8:20pm by dillon*

**mathmatics**

range is the difference between the largest number and the smallest number in a set of data, for example: 5, 7, 3, 9, 4 the larget number is 9 the smallest number is 3 9-3=6 so, the range is 6
*Thursday, September 17, 2009 at 9:24pm by Sally*

**advance algebra**

The sum of two numbers is 103, the larger number is 1 more than 5 times the smaller number. use x=smaller number y=larger number
*Wednesday, January 19, 2011 at 6:00am by A-D*

**math**

Identify the domain and range of the following: f(x) = 4-x^2, -5<x<-1 3/2x + 3/2, -1<x<3 (both "<" signs are actually less than or equal to) x+3, 3<x<10 (x<10 is actually less than or equal to) All three are in a set. I'd like to say that the domain is ...
*Monday, August 3, 2009 at 8:17pm by anonymous*

**mathematics**

A number n where if the sum of dights of the number of the number is divisible by n, then the number itself is divisible by n?
*Saturday, September 29, 2007 at 1:58pm by Jet*

**English**

I need to show proof in my essay as quote but would it be ok if I said something like "as illustrated" and not a direct quote because I am trying to show an action.
*Monday, May 4, 2009 at 10:38am by Lena*

**com 220**

I am not sure. I want to show how the blacks had no rights and now they do. I want to show what rights they bagan to have and the timelines. Also when they were slaves and when that stopped.
*Monday, March 22, 2010 at 8:27pm by Tracie*

**maths**

use brackets or the * symbol to show multiplication. Secondly lack of brackets to show the order of operation makes an attempt at a solution futile.
*Tuesday, December 6, 2011 at 1:49am by Reiny*

**chemistry**

The major difference is that the two-dimensional model doesn't show the C-H angles. For example, three-dimensional models are needed to show stereo-isomerism
*Monday, September 30, 2013 at 1:56pm by DrBob222*

**Math**

http://en.wikipedia.org/wiki/Five-number_summary
*Thursday, April 10, 2008 at 7:34pm by Ms. Sue*

**MATH help**

Please explain to me why they are exclusive or not exclusive. Event A is that atleast three of toni's five cousins are female Event B is that atleast three of toni's five cousins are male.
*Thursday, November 3, 2011 at 5:57pm by HM*

**MATHHELPPLEASE**

Please explain to me why they are exclusive or not exclusive. Event A is that atleast three of toni's five cousins are female Event B is that atleast three of toni's five cousins are male.
*Friday, November 4, 2011 at 12:26pm by HM*

**Intro to Astronomy**

If 1% is left, (0.01) = (0.5)^N where N is the number of half-lives. N = 6.644 minimum age = 37,900 years There will be less than 1% left if the sample is older than that, so that is a minimum age. There is not much about astronomy here
*Thursday, February 9, 2012 at 11:00pm by drwls*

**math**

A bag contains x marbles. Half of the marbles are blue. Four less than the number of blue marbles are red. The remaining marbles are purple. What is the probability of choosing a purple marble at random? a. 2 b. 4 c. 1/2-(x/2-4)/x d. x/2-4 e. x/2 please answer and explain
*Friday, October 25, 2013 at 12:18pm by Tomas*

**Grammar**

1. Which is correct? Nguyen Secret project Or Nguyen's Secret project 2. Which is correct? She is five foot tall Or she is five feet tall
*Thursday, August 30, 2012 at 10:41pm by Anonymous*

**math**

my 10 yr old son brought home work about stem and leaf plots. i have no idea what it is or how to sove the problem. the problem asked is what is the least number of dogs at a dog show and i dont know how to read the graph
*Monday, September 10, 2007 at 6:38pm by confused mom*

**math. need help asap!!!!!**

I'll show you how to do the first problem of each set. 0.8 = 8/10 = 4/5 (not a mixed number) 1 1/2 = 1.5 0.09 = 9/100 = 9% To change a decimal to a percent, move the decimal point over two places. I'll be glad to check your answers to the other problems.
*Tuesday, January 15, 2013 at 7:22pm by Ms. Sue*

**math**

how do i show my work for, 5+10/(1*(8+6)-4=6 ya i know the answer but i wanna know how to show my work.
*Monday, January 9, 2012 at 5:55pm by karla*

**Pre-Algebra**

i need to show my work anyone can u show me your work so i can understand it. please!!!
*Tuesday, September 15, 2009 at 11:25pm by sam*

**Pre-Algebra**

i need to show my work anyone can u show me your work so i can understand it. please!!!
*Tuesday, September 15, 2009 at 11:25pm by sam*

**maths**

That's right. The number must be 28. The 2 (in the tens place) is 6 less than the 8 (in the units place). The 8 (in the units place) is 6 more than the 2 in the tens place.
*Friday, January 28, 2011 at 1:14pm by Ms. Sue*

**Math**

Whole Number Math Riddle Clue 1: Double my tens digit and get my ones digit. Clue 2: Double me and I am less than 50
*Monday, April 4, 2011 at 9:32pm by Savannah*

**math**

Not a favourable formula for the Hair Club. One would have to have at least 50 applications before any growth is obtained, any number less than that would actually cause a decrease of hair. Wow! I would just sub in a=117
*Thursday, January 15, 2009 at 4:09pm by Reiny*

**Algebra function problem, check/help?**

Set up a function for the following situation: The output of a function is 8 less than 3 times a number. B) Find the input when the output is 13? Would your equation look like: 8<3=13? Or am I doing this wrong? Please help!
*Tuesday, October 19, 2010 at 3:22pm by Allyson*

**trigonometry**

(2 pi * 6400 km)/(24 hours) That will give you the answer in km/h. Divide by 1.6 for miles per hour. Actually, a better conversion factor with five significant figures is 1.6093 km/mile It makes no sense to have five significant figures for pi and only two for the km-to-miles ...
*Wednesday, January 7, 2009 at 8:02pm by drwls*

**Physics**

It looks like you used R in km, not meters, when you got the period. It is certainly not less than 1 second. As I tried to explain, there is more then one answer to this problem. You can wait longer to rendezvous and use less fuel. I have no idea which answer they had in mind.
*Friday, May 6, 2011 at 10:17pm by drwls*

**ALGEBRA**

how can i graph the inequality 4x+5y is greater than or equal to 20 in a plane? #2 Please help to graph the system of inequalities y is less than or equal to -5 and x is less than or equal to 6 just finishing up an assignment thnaks
*Sunday, May 3, 2009 at 7:49am by andrew*

**ap biology**

Not sure... but if I have to guess, I'd say positive directional selection because 5 or 6 eggs seem like a big number. Positive directional selection favors those have higher trait values, in this case, they produce more eggs, thus have higher fitness than other Starlings ...
*Sunday, January 6, 2008 at 4:55pm by Jake1214*

**Maths**

The number of Australians who are registered organ donors when they die (A) is increasing exponentially according to the formula A=A0(0 in subscript)e^kt, where t is the number of year since 2006. In the 12 months before the beginning of 2006, 202 registered organ donors died...
*Saturday, August 29, 2009 at 11:03pm by Jeremey*

**statistics**

According to a study by Stat & Associates PseudoScientific Consulting, the time interval between Atlantic hurricane of category 4 has a mean of 456 days and a standard deviation of 123 days. Suppose that you observe a sample of five (5) time intervals between successive ...
*Sunday, April 3, 2011 at 12:28pm by rita*

**DrBob222**

At a particular point, the amplitude could be less or zero. The question should specify if the two waves are of the same frequency and direction. If the amplitude is less, it is becasue of destructive interference. If it is greater, it is because the waves are close to being ...
*Saturday, April 5, 2008 at 2:52am by drwls*

**2nd grade reasoning**

Explained: Look at the question: My tens digit is double my ones digit. I am less than 70 and greater than 60. what number am I? So 10’s digit is double my 1’s digit. 10's digit can only be in the range of 60 and 70, [61-69] So The 10's digit has to be 6 Read again, my 10's ...
*Thursday, October 14, 2010 at 6:49pm by Paul*

**algebra**

The formula R= - 0.075 + 3.85 can be used to predict the world record in the 1500 meter run, t years after 1930. Determine an inequality that identifies the years in which the world record will be less than 3.4 minutes. Solve for T t > (Round to the nearest whole number)
*Thursday, July 23, 2009 at 11:31pm by sw*

**algebra**

The formula R= - 0.075 + 3.85 can be used to predict the world record in the 1500 meter run, t years after 1930. Determine an inequality that identifies the years in which the world record will be less than 3.4 minutes. Solve for T t > (Round to the nearest whole number)
*Friday, July 24, 2009 at 11:04am by saw*

**math**

9*8*7*5 is enough. 8*5 has the 5 and the 2 needed for 10. To do this problem in an organized way try facoring each number 1 = 1 2 = 2 3 = 3 4 = 2*2 5 = 5 6 = 2*3 7 = 7 8 = 2*2*2 9 = 3*3 10 = 5*2 so I need three twos for 8 I need two threes for 9 I need a five for 10 (already ...
*Thursday, September 25, 2008 at 3:18am by Damon*

**Check my answer?**

Wait... Make sure you double check just in case I'm wrong. Here's a way to double check: Rounding decimals is very similar to rounding other numbers. If the thousandths place of a decimal is four or less, it is dropped and the hundredths place does not change. For example, ...
*Wednesday, January 8, 2014 at 10:28am by Kailee*

**Navigation**

Rounding errors are an inevitable problem with navigation calculations due to the fact that you often have to subtract large numbers depending on the specific triangle. For example you might know something is 1000.1 to five significant figures. Then something else is 1000.2 to...
*Friday, January 18, 2008 at 2:41am by Damon*

**Algebra 2:)**

A pizza place sells five topping pizzas with the following options. Crust: Classic, Crispy Toppings: Extra cheese, pepperoni, sausage, onions, banana peppers, jalapenos, tomatoes, fresh herbs, mushrooms, black olives What is the probability that a customer will order a five ...
*Thursday, May 24, 2012 at 12:03pm by Honey*

**algebra**

A black snake lies at the base of an apple tree and a cat is climbing in the tree branches. The number of apples on the tree is four less than twice the tree's height. One year ago the the cat's age was one-third of his mother's current age. Two years from now twice the cat's ...
*Thursday, February 16, 2012 at 8:40pm by Oliver*

**Math**

One digit numbers: 6 (one possibility only) Two digit non-zero numbers: 15, 24, 33, 42 and 51 (total = 5) Three digit numbers: 123, 213, 132, 312, 321, 231 114, 411, 141, 222 (total = 10) Four digit numbers: 1113, 1131, 1311, 3111 1221, 2121, 1122, 2211 2112, 1212 (total = 10...
*Sunday, March 21, 2010 at 3:38am by drwls*

**Pre-Algebra**

If the probability is .6, that is 6/10 or 3/5 which means it should win 3 of five games, and lose 2 games. Odds win:lose are 3:2 On the second: how many ways can you get seven? (6,1, 1,6, 3,4, 4,3 , 2,5; 5,2m ) or six ways out of 36 ways to throw the dice. There are six ways ...
*Monday, June 29, 2009 at 7:26pm by bobpursley*

**Basic Math**

that is the definition of a PRIME number..a composite number is a number that can be divided by factors other than 1 and itself!! the correct answer is B...try using divisibility rules...105 gives it away because that number can be divided by 5 so it is automatically not a prime
*Tuesday, January 22, 2008 at 8:53pm by chris*

**Math**

Divide the number first with 2 (if it is an even number) and keep on dividing with 2 (if still even) or by 3, 5,7,11,13(and other prime numbers), till you end up with a prime number. Then all the divisors are the factors of the given number.
*Tuesday, July 6, 2010 at 5:18pm by Tony*

**Maths - Sets**

There is 1 empty set the combinations of 5 elements taken zero at a time is C(5,0) = 5!/(0!)(5!) = 1 the element a alone is a subset of M so is the element e, and i etc so that is 5 more in fact the number of combinations of 5 elements taken 1 at a time is C(5,1) = 5!/(1!)(4...
*Sunday, May 4, 2008 at 8:23am by Damon*

**algebra**

Let N be the number. Remember that 1 percent of a number is 0.01 times the number. 25 percent of a number is 0.25 times that number. So.. (0.25)(N) = 20 Divide both sides by 0.25 to find N.
*Saturday, November 28, 2009 at 7:50pm by Quidditch*

**Algebra math.**

1) the sum of the digits of a two digit number is 9. The value of the number is 12 times the tens digit. Find the number. 2) the sum of the digits of a two digit number is 12. If 15 is added to the number the result is 6times the units digit. Find the number. Please help!! ...
*Tuesday, January 4, 2011 at 8:29pm by Lucy*

**trig**

solve the equation tan^2 (theta) + tan (theta)=0 for the interval 0 is less than or equal to (theta) is less than 2 pie.
*Wednesday, May 26, 2010 at 10:00pm by Please Answer :)*

**Calculus**

find the derivative y= csc^-1 (secx) 0 less than or equal to x less than or equal to 2¤Ð what did i do wrong? - 1/ secx sqrt(secx^2 -1) * secxtanx
*Friday, October 29, 2010 at 12:26am by Jin*

**algebra**

umm, how about 17-y = 4x-9 -------------------- 17/y < 4x-9 is for "the quotient of 17 and y is less than 9 less than four times x"
*Wednesday, October 3, 2012 at 11:40pm by Steve*

**Chemistry(Please answer)**

How many chirality centers does the compound 1,3-dibromo-2,4-dichloro-5-fluorocyclopentane have? This compound has three different elements, a Br which is repeated twice, a cl which is also repeatd twice, and a fluorine. I was thinking that the number of centers would be 3 ...
*Thursday, October 18, 2012 at 8:58pm by Hannah*

**STATISTICS**

An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 24.9 years of age. If the standard deviation is assumed to be 4.9 years, find the probability that a random sample of 33 U.S. women would show a mean age at ...
*Saturday, July 7, 2012 at 12:22pm by judy( Help needed ,Please!?*

**Math**

There are 12 girls and 9 boys in Mrs. Johnson's classroom. She said that if she randomly selects one student from her classroom the probability that it is a boy is 3/4. Which mistake did Mrs. Johnson make? A. She divided the number of girls by the total number of students. B...
*Wednesday, March 20, 2013 at 5:02pm by Willow*

**Math**

There are 12 girls and 9 boys in Mrs. Johnson's classroom. She said that if she randomly selects one student from her classroom the probability that it is a boy is 3/4. Which mistake did Mrs. Johnson make? A. She divided the number of girls by the total number of students. B. ...
*Wednesday, March 20, 2013 at 6:34pm by Anne*

**English**

Only two things: check spelling of "role" and Instead of this -- "I will call your number. If I call a number, the person of the number should come..." Write this -- When I call out a number, the person of the number should come
*Sunday, June 16, 2013 at 4:57pm by Writeacher*

**Math**

What does composite number mean?? By definition, a composite number is one with additional divisors other than 1 and the number itself. Any number m > 1 that is not a prime is called a composite and results from multiplying primes together. A positive number p, other than 1...
*Wednesday, October 10, 2007 at 9:28pm by tchrwill*

**powerpoint help**

Placeholders are boxes with dotted or hatched boreders that are on most slide layouts. They hold things like title, body text, table and graphs. Five are quite easy: Title placemarker Object area placemarker Date placemarker Footer placemarker Number placemarker you could also...
*Thursday, June 5, 2008 at 8:48am by Dr Russ*

**math ALG 2!**

1.)A number decreased by 32 is -58. Find the number. The number is ____. (Give only the value of the number as your answer. 2.)The product of 14 and n is -28. Write the algebraic equation 3.)A blue bike is $14 less than a red bike. The sum of their prices is $300. How much is ...
*Tuesday, March 19, 2013 at 4:23pm by tyneisha*

**math ALG 2!**

1.)A number decreased by 32 is -58. Find the number. The number is ____. (Give only the value of the number as your answer. 2.)The product of 14 and n is -28. Write the algebraic equation 3.)A blue bike is $14 less than a red bike. The sum of their prices is $300. How much is ...
*Tuesday, March 19, 2013 at 4:29pm by tyneisha*

**math urgent :(**

1.)A number decreased by 32 is -58. Find the number. The number is ____. (Give only the value of the number as your answer. 2.)The product of 14 and n is -28. Write the algebraic equation 3.)A blue bike is $14 less than a red bike. The sum of their prices is $300. How much is ...
*Tuesday, March 19, 2013 at 5:07pm by tyneisha*

**statistics**

Use binomial theorem with N=5, p=0.70 => q=1-p=0.3 Let C(n,r)=binomial coefficient=n!/(r!(n-r)!) (a) all five resolved P(X=5)=C(5,5)p^5q^0=1*0.7^5*1=0.17 (b) at least one not resolved i.e. not all five P(X≤4)=1-P(X=5) (c) none resolved P(X=0)=C(5,0)p^0q^5=1*1*0.3^5=0.002...
*Sunday, July 22, 2012 at 5:11pm by MathMate*

**Math**

Let C be the number of books Chuck has, B be the number that Bill has, and S be the number that Steve has. S = 27 C = (2/3) S = 18 B = 3 C = 54
*Saturday, September 22, 2007 at 1:40am by drwls*

**algebra 1**

If you add one third of a number to the number itself, you get 48. What is the number? ~Is 64 correct?
*Monday, October 1, 2007 at 9:47pm by nicole*

**Math**

When seven times a number is added to the square of the number the result is 18. Find the number.
*Thursday, January 1, 2009 at 5:12pm by mark*

**Algebra**

No, the additative identity is the number 0, which has the property that adding it to another number leaves the number unchanged. So: x + 0 = x
*Friday, April 10, 2009 at 12:37pm by Count Iblis*

**math**

for number 1, I got "-10/-7" and for number 2, "4/-2" are these correct? also, for number 2 [4,-2], I don't have to simplify, right? thanks..
*Sunday, May 3, 2009 at 3:12am by xxx*

**4th grade**

It is a number that cannot be divided by any whole number evenly except by 1 or itself. 1,2,3,5 are prime number 4,6,9 are not
*Monday, October 19, 2009 at 3:46pm by bobpursley*

**math**

i am thinking of a number between 20 and 50. it is an even number. it has exactly 9 factors. what is the number?
*Tuesday, February 23, 2010 at 7:59pm by karen*

**4th grade**

the meaning of meadian it the number in the middle the range is the greater number +the least number
*Monday, September 20, 2010 at 5:35pm by karly *

**math**

I am a number between 75 and 87. I have fewer than 3 ones. I am an odd number. What number am I ?
*Wednesday, November 9, 2011 at 10:53pm by wwps*

**MATH**

the square of a number is equal to the sum of 21 and 4 times the number. find the number X=-3 X=7 RIGHT?
*Wednesday, January 4, 2012 at 7:48pm by LISA*

**maths**

I am a 2 digit number. Both my digits are even. I have an odd number of factors. What number am I?
*Tuesday, March 27, 2012 at 3:57am by srihita*

**Math**

A number is drawn at random from {1,2,3,4,5,6}. What is the probability that either a number larger than 3 or an even number will occur?
*Monday, April 16, 2012 at 8:37pm by Mandeep*

**Math**

I'm not sure which number is the "first number." One number = x+2 and the other = x. 6(x+2)+11 = 7x Solve for x.
*Sunday, May 27, 2012 at 1:14am by PsyDAG*

**Math**

Think of the numberline. Can you find a number on the number line such that it is the same number on each side of 0?
*Sunday, August 12, 2012 at 5:11pm by MathMate*

**math**

One number is four times another. the greater number is x. write an ecpression for the lesser number.
*Tuesday, September 25, 2012 at 7:56pm by manny*

**math**

twice the sum of a number and 3 is equal to three times the difference of the number and 9. find the number
*Wednesday, December 12, 2012 at 1:20am by mandy*

**math**

i am a 3 digit number,my middle number is double the other two which are square numbers,what is the number
*Tuesday, December 25, 2012 at 12:14am by chris*

**Math**

When 18 is subtracted from four times a certain number, the result is 5/2 the original number. What is the number?
*Monday, February 18, 2013 at 2:12pm by Tammy*

**Algebra 1**

let n be first number n+2 be second number n+4 be third number. 3n-2(n+2)=1/3 * (n+4) solve for n, then the other numbers.
*Friday, February 22, 2013 at 5:12pm by bobpursley*

**Math**

7.21 is what I meant for number 4. Number 6 I forgot to add the 1 so it's 159.9 Number 5 i still get 500.
*Thursday, May 9, 2013 at 7:28pm by Jerald*

**Education technologoy**

ok, can you check my answers now? Number one: D Number two: A Number three:C
*Tuesday, March 18, 2014 at 1:34pm by lauren*

**math**

The product of square of a number and the cube of the same number is equal to 32 what is that number
*Tuesday, April 8, 2014 at 4:23pm by Felicia motaung*

**math !!!! :O**

Courtney’s mother is a nurse. She came to school to check out posture and out backs. She told us that about 4.6% of children have a problem called scoliosis. There are hundred twenty-five students in our school. If our school is like the average, how many children will ...
*Monday, March 7, 2011 at 5:17pm by Lesly*

**MATH EMERGENCY!!**

Please help. I know I asked this before, but the answer was lost during the upgrade. Show that 0.00317 is a rational number by writing it as a quotient of integers. (the 317 has a line over it.) please help. thats hard really hard im in grade 5!!!!
*Thursday, June 15, 2006 at 1:41pm by Jonathan*

**Brainteaser**

Find the NEXT answer that would complete the sequence O T T F F S S ? (I know the answer. Can u figure it out) :) one two three four five six seven..:))) one two three four five six seven
*Tuesday, January 2, 2007 at 3:18pm by anonymous*

**trig **

well i'm from Finland we use commas to show where decimals start. So the ansver is 695 miles and a bit more. It's dot in USA to show where decimals begin?
*Monday, April 26, 2010 at 1:49pm by Ielmoere*

**algebra**

Help, Can anyone show me how to do the formula to solve these equations? 4x-5y=38 7x-8y=-22 If you can show me the right way to solve, I do not understand how to get the answer.
*Saturday, September 18, 2010 at 10:35pm by James H.*

**albgrea**

what three times a number is subtracted from 12, the reslut is 4 plus the number. what is the number?
*Thursday, October 15, 2009 at 8:30pm by TIM*

**SCIENCE**

HOW CAN YOU DETERMINE THE NUMBER OF NEUTRONS AN ATOM HAS FROM AN ATOMS MASS NUMBER AND ITS ATOMIC NUMBER
*Friday, December 18, 2009 at 10:16am by SPOOKY*

**ALGEBRA 1**

The square of a number is equal to the sum of 21 and 4 times the number. Find the number
*Wednesday, January 4, 2012 at 6:43pm by CRAig*

**maths**

i am a product. one of my number is 10. the other is 5 more than the first number. what number i am?
*Wednesday, March 21, 2012 at 3:09pm by shah*

**Chemistry**

Is the Na one the anwser to number 1 and (went from 0 to +3) number 3? Whats number 4? Thanks
*Sunday, November 4, 2012 at 8:54pm by Kourt(Question)*

**Math**

Twice a number is greater than half that number by 24. Find the number.(ModelDrawing)
*Monday, January 14, 2013 at 9:48pm by Crystal *

**math**

The product of a number and 2 has the same value as that number minus 2. What is that number? not just an answer. A.-4 B-2 C.-1 D.0 E.2
*Friday, January 24, 2014 at 4:21pm by Johnny *

**math**

You roll a number cube numbered from 1 to 6. P(a prime number) I think 3/6 or 1/2 P(not a 6) 5/6 P (an even number) 3/6 or 1/2 P (3,6,5,2, or 4) = 5/6
*Thursday, March 13, 2014 at 2:28pm by Anonymous*

**MATH**

You roll a number cube numbered from 1 to 6. P(a prime number) I think 3/6 or 1/2 P(not a 6) 5/6 P (an even number) 3/6 or 1/2 P (3,6,5,2, or 4) = 5/6
*Thursday, March 13, 2014 at 2:47pm by Anonymous*

**math**

Angie's right. The ball needs to fall down after the 7th bounce, i.e. we stop counting after the 8th down arrow, to the sum 19.84, we need to add 0.96. This is actually a summation of a geometric series of common ratio r=0.9, and initial value of 2.0. The total (up and down) ...
*Friday, June 8, 2012 at 5:15pm by MathMate*

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