Mathematics - 26 September 2007

2007-09-26 10:43:54 · 3 answers · asked by Anonymous

2007-09-26 10:39:40 · 4 answers · asked by Anonymous

I got 5.5 but I wanna make sure I am correct.

2007-09-26 10:37:10 · 3 answers · asked by Anonymous

i know that 'm' is the slope and 'b' is the y-intercept but what does the actual letter stand for. like what is the word that makes people use 'm' instead of 's'? also please list sources and websites for where i can find this answer.
thanxx in advance =]

2007-09-26 10:34:30 · 7 answers · asked by ? 2

what is the derivative of the [Square root of (3t)] - t^2


thanks in advance! :]

2007-09-26 10:33:22 · 2 answers · asked by FaanBo 1

HELP!

h(x) = 22x-7
__________
6-42x

calculate the domain for the function of h

2007-09-26 10:24:49 · 5 answers · asked by phresh 1

(Equation)The perimeter of a rectnagle is 82cm. The lengths in cm of 2 ajacent sides are consecutive integers.

Write an equation for the above statement.

2007-09-26 10:22:52 · 3 answers · asked by Ichabod 1

- 1.3 - (- 2.0) + 0.3= ?

P.S. Sorry about the small subtraction and negetive signs.

2007-09-26 10:20:30 · 3 answers · asked by Ichabod 1

State the property or definition that justifies each of the following:

A. - (a + b) = - a + (- b)

B. a - b = a + (- b)

2007-09-26 10:18:23 · 2 answers · asked by Ichabod 1

How would one find the equation for a plane that passes through the line of intersection of the two planes:
-4z=0
-18x-30y+24z=0

I can find the vector parallel to the line, which is <-5,3,0>. However, I can't find a common point between these two planes.

2007-09-26 10:17:59 · 1 answers · asked by patrickkonsor 2

alright. i need some explanation to if you could put it in your answer

You deposit $1000 that has an annual interest rate of 4.5% compounded monthly.
How much money will you have after 5 years if you dont deposit any money.
How much money will you have after 5 years if you deposit $150 every 3 months, after the initial $1000.

2007-09-26 10:14:15 · 2 answers · asked by assecro 2

2007-09-26 10:13:48 · 7 answers · asked by Gavin J 2

need step by step instructions on how to solve these problems

1. y=2x sqaured + 3x-2

when x= -2

2. same problem but when x= -1

2007-09-26 10:11:04 · 5 answers · asked by knoccturnal 2

In the figure below, 'O' is the center of the circle and there are three equal angles named 'alpha'. Find 'alpha'

http://i21.tinypic.com/nzh8pl.jpg

2007-09-26 10:08:07 · 6 answers · asked by Amir 1

how to find the domain for radical equations?
how to find the domain for rational equations?

2007-09-26 09:56:56 · 2 answers · asked by phresh 1

please give details on how to solve for the answer.

2007-09-26 09:53:32 · 4 answers · asked by Doubledog 1

Hi, I need help with my math homework. I have done most of them, but there are three i cannot figure out. Please help me.

1) 0.39s + 4.30 = 13.66

For these two i only need the equation-
2) A team won eight games more than they lost, and there were no ties. If the team played 78 games, how many games did they loose?

3) On a bus tour, there are 100 passengers on three buses. Two of the buses each carry four fewer passengers than the third bus. How many passengers are on each bus?

Thanks allot!!!

2007-09-26 09:37:41 · 6 answers · asked by Anonymous

-4/9(2x-4)=48

i am hopeless at math...

2007-09-26 09:31:20 · 4 answers · asked by Anonymous

2007-09-26 09:30:28 · 4 answers · asked by abraymond5 1

2007-09-26 09:29:53 · 6 answers · asked by papabura 2

I have tried to solve this equations here is what I did could you please let me know if I have done this correct or where I am going wrong, thanks for any help you can give
2x=3 - 8(x+2) solving gives
2x=3 - 8x - 16 multiplying out brackets,
10x=3 - 16
10x= - 13
x= - 1.3

2007-09-26 09:23:06 · 17 answers · asked by Anonymous

!. a farmer found that his cow and goat would eat all the grass of a field in 45 days, his cow and goose in 60 days and goat and goose 90 days. If the cow goat and goose are turned on the field together how long will it take for them to eat it ll?

Two cyclists were going to race. it takes mary 6 minutes to ride around the track 1ce it takea mike 4 mins. how many minutes will pass between each of the times mike passes mary?

Bill rasheem and juan own a body shop juan owns 5/8 body shop and rasheem owns 2ce as much as bill, what fraction of the shop does bill own?

2007-09-26 09:21:53 · 4 answers · asked by Anonymous

2007-09-26 09:20:44 · 4 answers · asked by Yahoo! King 1

From two tracking stations A and B, 350 km apart, a ufo is is
sighted at C above AB, making angle CAB=32degrees
and angle CBA=54 degrees. Find the height of the UFO.

what is the easiest way this can be solved

2007-09-26 09:18:13 · 3 answers · asked by Anonymous

If f(x)=5x^2-11x-1, find f'(x)____

Find f'(5)_____

2007-09-26 09:13:41 · 7 answers · asked by Joe B 2

2007-09-26 09:12:29 · 9 answers · asked by James H 1

pease help plese help me find the value of x

2007-09-26 09:10:23 · 2 answers · asked by Anonymous

I need help on solving these Calculus Derivative...

1. Sin2xCosx

2. (2x-5)/(x^(2)-4)

3. (1)/(x^(2))

4. Sin[ (pi.) / (x^(2) - 5)]

5. 4 sq rt. (x sq rt. (x))

6. f(x) = x^(4)e^(x)

Please show the steps so I can understand how you solve it. Thanks in advance...

2007-09-26 09:07:55 · 2 answers · asked by Anonymous

The slope of the line tangent to the curve y^2 + (xy + 1)^3 = 0 at (2 , -1) is ...

a. -3/2
b. -3/4
c. 0
d. 3/4
e. 3/2

2007-09-26 09:01:45 · 1 answers · asked by Anonymous

i cant figure out this problem..

The members of a club decided to wash cars in order to earn money for the club. Each member of the club washed 3 cars and charged 2$ per car. When they had finished, their receipts totaled &66, which included 6$ in tops. How many members were in the club?

2007-09-26 09:01:25 · 7 answers · asked by Lindsey 2