Mathematics - 2 July 2007

2007-07-02 23:50:40 · 18 answers · asked by Anonymous

The number of digits in the square root of 648,025 is

2007-07-02 21:45:28 · 9 answers · asked by kill 1

The three angles of a triangle are 3x, x + 10, and 2x - 40. Find the size of the smallest angle in the triangle?

2007-07-02 21:41:25 · 7 answers · asked by kill 1

The quadratic equation y = ax² + bx + c = 0 is used in signal processing to represent a more complex signal. This function passes through the points (in the form (x,y))(0,0), (2,5) and (6,10). Write down simultaneous equations in a, b and c and solve them to find the function.

Help please how would i work it out??!!!

x

2007-07-02 21:39:56 · 8 answers · asked by warmpandacola 2

best answer gets 10 points. thanks for your answer. i love reading all responses. have a nice day and have a wonderful july 4th in 1 day and 8 minutes!

2007-07-02 19:52:50 · 12 answers · asked by jv637 5

2007-07-02 19:48:45 · 4 answers · asked by Jack 1

A_n = n^3/n!

I think I need to use the squeeze th...

2007-07-02 19:30:47 · 5 answers · asked by Anonymous

Using the formula for the sum of an arithmetic sequence, what is the sum of the first 30 terms?

2007-07-02 19:02:51 · 7 answers · asked by ramos612 1

ok i have a question im stuck on a fertilizer mixture contains 18 kilo of nitrogen, 18 kilo of potash and 27 kilo of phospate what is the ratio of all 3 answer needs to be in simpliest form.

2007-07-02 18:51:50 · 4 answers · asked by jaktalebojeal 1

Plz solve this problem (with steps).....

A equilateral triangle has two vertices at the points (3,4) and (-2,3), Find the third vertex .

2007-07-02 18:41:09 · 7 answers · asked by Annie 2

the ^ after the e is an exponent, e.x. 2^3=8

2007-07-02 17:59:06 · 4 answers · asked by Anonymous

Once an extrema (a, b) has been determined, can you tell it is a relative minima if:

a) f '(a) = 0
b) f ' (a) is positive
c) f ' (a) is negative
d) f '' (a) is positive
e) f '' (a) is negative

2007-07-02 17:58:35 · 5 answers · asked by angel 1

I'm 19 and i have forgeten how to figure out this short of math problem. The math problem is I have a container full of chocolate ,there are 180 pices . Its 200 cal's per 6 . how many cal's are there in the container all together? please include how u solved it and explain it .

2007-07-02 17:40:25 · 12 answers · asked by Anonymous

How many combinations of 4 can you make, using the numbers 0-9? Please list them

2007-07-02 17:29:07 · 3 answers · asked by Yo 2

2007-07-02 17:28:04 · 13 answers · asked by Anonymous

2007-07-02 17:19:28 · 3 answers · asked by Anonymous

6,32,_,44,_
40,16,_,_,4
14,_,26,2,_
48,24,10,_,_
22,8,34,20,_

2007-07-02 17:17:14 · 5 answers · asked by bejoulais 1

Another company sells wrought iron umbrella trees. This company has fixed costs of $100,000/month. The cost in labor and material is $15 per umbrella sold per month. To sell x items, the price must be set at $50-0.5x, where x is in thousands of umbrellas sold per month. What price will maximize profit?

2007-07-02 17:12:48 · 2 answers · asked by ? 1

Using the definition of derivative, calculate the instantaneous rate of change of:

g(x)= 5x-3x^2; x=3

Thanks!

2007-07-02 17:12:43 · 2 answers · asked by Anonymous

Find F'(x) using the definition of the derivative.

F(x)=7x+12. I keep getting two different answers. One is 0, the other is 7. Can anyone which one is correct?

2007-07-02 16:56:14 · 9 answers · asked by ilpulseli 1

Bill Burton earns $750 per week plus 5% of sales in excess of $7,500. If Bill sells $34,000, how much were his earnings?

2007-07-02 16:38:36 · 6 answers · asked by Chelsey m 2

http://i181.photobucket.com/albums/x85/ctti_3/untitled-14.jpg

2007-07-02 16:33:50 · 2 answers · asked by tc 1

how do you solve this

2007-07-02 15:40:19 · 10 answers · asked by wu_4533 2

Some people believe that calculators have eliminated the need to learn the skills required to perform mathematical operations by hand.
What is YOUR position on this belief?

2007-07-02 15:28:38 · 15 answers · asked by Anonymous

Show me step by step how to solve for 10^2x+3(10)^x -10=0. No matter what I try I get a logarithm with an x or a ^x on one side of the equation. thank you!

2007-07-02 14:20:08 · 5 answers · asked by Anonymous

is it f''(x)= -6 cos2x

2007-07-02 14:10:29 · 4 answers · asked by sdt3 1

(y-a)/a - (y-b)/b = ab

solve for y. Thanks if you can help

2007-07-02 13:48:18 · 8 answers · asked by Anonymous

In a sample of 154 cartridges from a certain lot, 38 were found to be contaminated and 116 were "clean". If you randomly select 4 of these 154 cartridges, what is the probability that all 4 will be clean?
The probability that all four cartridges will be "clean" is: ______ (round to four decimal places).

2007-07-02 13:41:37 · 2 answers · asked by Anonymous

2007-07-02 13:41:25 · 2 answers · asked by thepaladin38 5

Solve for y...

y/(p-q) = y/(p+q)

thanks

2007-07-02 13:37:55 · 7 answers · asked by Anonymous