# algebra

I have to simplify 7ab to the power of -2 over 3w. How do I do this?

1. 👍 0
2. 👎 0
3. 👁 134
1. (7 ab)^-2 / 3w
= (1/49)(1/3)*(1/(a^2 b^2 w)
= [1/(147a^2b^2 w)]

That isn't really any simpler, but maybe it is what they are looking for.

1. 👍 0
2. 👎 0
posted by drwls
2. simplified expression -2a^2b+a^2-5ab+3ab^2-b^2+2(a^2b+2ab

1. 👍 0
2. 👎 0
posted by aj

## Similar Questions

1. ### Math add the polynomials

(7ab+4a2b4)+(a2b4-7ab) The 2 and 4 are on top of the a and b. (sqare #)

2. ### Algebra

Exponents: Simplify the expression 7ab^-2 / 3w I got 7a3w / b^2 Is this correct?

asked by Casey on February 26, 2013
3. ### Tirginometry

the expression 4ab(square root of)2b-3a(square root of)18b^3+7ab(square root of)6b is equivalent to... (a)2ab(square root of)6b (b)16ab(square root of)2b (c)-5ab+7ab(square root of)6b (d)-5ab(square root of)2b+7ab(square root

asked by William on January 1, 2010
4. ### Math

Simplify the expression 6ab + 3ab - 7ab. What is the coefficient of the simplified expression? A. a B. ab C. 2 D. b B

asked by Martin1162 on May 3, 2016
5. ### Algebra

Will someone please check my answers? 1. Multiply. (a^+2ab-b^2)(a^2-7ab+b^2) my answer:a^4-5a^3b-14a^2b^2+8ab^3-b^4 2. Simplify. (p^6)^2 ________ P^8 my answer:p^4 No, you got the first wrong. Recheck . Yes on second.

asked by jessica on June 8, 2007
6. ### Math

Hey, I just need my answer checked. Simplify: y to the 4th power times y to the 3rd power y to the 1st power y to the 7th power ** y to the 12th power y to the 43rd power correct? If not, please show work for me. thanks.

asked by IAmNotARobotTrustMe1 on September 6, 2017
7. ### math

find the greatest common factor and simplify your answer. 4v to the 7th power y to the 9th power and 16v to the 6th power x to the 8th power y to the 5th power.

asked by kim on April 28, 2011
8. ### math

simplify, 4v to the 7th power y to the 9th power and 16v to the 6th power x to the 8th power y to the 5th power.

asked by kim on April 28, 2011