Mathematics - 19 December 2007

y^2+10y-20x+37=0

2007-12-19 05:41:10 · 2 answers · asked by Bashir B 1

2007-12-19 05:28:56 · 6 answers · asked by Munec 1

6f)m^2-25/m^2-16 divided by 2m-10/4m+16

2007-12-19 05:26:28 · 2 answers · asked by Tommy F 1

2007-12-19 05:08:03 · 3 answers · asked by Anonymous

I tried factoring it since it was in quadratic form and got:

(r-7)(r-7)

and then found the roots to both be r=7, but in the back of the book it shows the answers to be r=2 and r=7. What did I do wrong?

2007-12-19 04:58:29 · 5 answers · asked by Nicholas L 1

please, help

2007-12-19 04:56:09 · 5 answers · asked by sweets 1

Juan Ramirez sells suits in a major department store on weekends. He earns a commission of 5 percent on the first ten suits, and if he sells more than ten, he earns an additional 3 percent on the additional suits. Last weekend Juan sold thirteen $250 suits. What was his commission?

2007-12-19 04:52:44 · 8 answers · asked by Starfire S 2

Helping my son with home work.

2007-12-19 04:36:53 · 10 answers · asked by sandra g 3

2007-12-19 04:36:04 · 11 answers · asked by Anonymous

I already know I should have 2 roots because the exponent of x tells me that.

2007-12-19 04:30:30 · 6 answers · asked by Nicholas L 1

2007-12-19 04:29:44 · 7 answers · asked by HopefulMed S 1

How would I change 4.0171 into a common fraction?

2007-12-19 04:22:32 · 11 answers · asked by Flyyasever 3

2007-12-19 04:14:49 · 5 answers · asked by Anonymous

8√17 + 19√17

a. -28√17
b. 12√17
c. 27√17
d. -11√17

2007-12-19 04:09:31 · 5 answers · asked by mommawe'regoingtohell 1

college question please help?!?!

2007-12-19 04:05:49 · 1 answers · asked by Kaylyn L 1

What are the roots of your example?

2007-12-19 04:04:43 · 3 answers · asked by md_free23 1

2007-12-19 03:58:32 · 5 answers · asked by Anonymous

2007-12-19 03:58:19 · 4 answers · asked by Anonymous

2007-12-19 03:46:31 · 6 answers · asked by cjfart 1

5^x+3 = 25^2x
I know it's something to do with log, but I just can't seem to get it....

2007-12-19 03:38:55 · 10 answers · asked by Tofuie 3

A pond contains 100 insect larvae. Suppose the population triples every 2 days. How many insect larvae are there after 10 days?
I know you have to make an equation, but I don't know what it would be. Can you please help me with the equation?

2007-12-19 03:34:09 · 8 answers · asked by Tofuie 3

how do i type a square root with my key board?

2007-12-19 03:33:06 · 9 answers · asked by ivan m 2

Sarah needs to make a cake and some cookies. The cake requires 3/8 cup of sugar and the cookies require 3/5 cup of sugar. Sarah has 15/16 cups of sugar. Does she have enough sugar, or how much more does she need?

2007-12-19 03:28:12 · 8 answers · asked by Init05 2

show your work

2007-12-19 03:26:53 · 9 answers · asked by Init05 2

2007-12-19 03:15:58 · 3 answers · asked by Anonymous

2007-12-19 03:05:16 · 5 answers · asked by kuc2215 2

Simplify. 3sqrt72

a=6sqrt18 b=36 c=6sqrt6 d=18sqrt2

2007-12-19 03:04:45 · 2 answers · asked by ivan m 2

2007-12-19 02:56:09 · 1 answers · asked by angelfish72003 2

2007-12-19 02:55:49 · 2 answers · asked by Math I 1

1) tan(345°)= -2 -(square root of 3)
2) csc(915°)
3)tan((-7pi)/(12))
4)sec(pi/12)
5)sin(x-y) if cos x=(8/17) and cos y = (3/5)
6) tan (x-y) if csc x = (13/5) and cot y= (4/3)


We had those for a test a few weeks ago, but i still don't quite understand them. I know how to work them, but i am doing something wrong along the way. If you could please work these out and show your work, i would greatly appreciate that. Thanks!!

2007-12-19 02:53:18 · 3 answers · asked by missyjc12 2