SOLUTION: Hi! I need some help to simplify and all exponents should be positive. (2^-1a^2b)^-3 ----------- 4a^-9 and (3x4y^3-5y)-(2x+3y^3-5y)

Algebra ->  Exponents -> SOLUTION: Hi! I need some help to simplify and all exponents should be positive. (2^-1a^2b)^-3 ----------- 4a^-9 and (3x4y^3-5y)-(2x+3y^3-5y)       Log On


   

Question 65634: Hi! I need some help to simplify and all exponents should be positive.
(2^-1a^2b)^-3
------------
4a^-9

and
(3x4y^3-5y)-(2x+3y^3-5y)

Answer by funmath(2933) About Me  (Show Source):
You can put this solution on YOUR website!
Hi! I need some help to simplify and all exponents should be positive.
(2^-1a^2b)^-3
------------
4a^-9
%282%5E%28-1%29%2Aa%5E2%2Ab%29%5E%28-3%29%2F%284a%5E%28-9%29%29
2%5E%28-1%28-3%29%29%2Aa%5E%282%28-3%29%29%2Ab%5E%28-3%29%2F%284a%5E%28-9%29%29
2%5E3%2Aa%5E%28-6%29%2Ab%5E%28-3%29%2F%282%5E2%2Aa%5E%28-9%29%29
2%5E%283-2%29%2Aa%5E%28-6-%28-9%29%29%2Fb%5E3
highlight%282a%5E3%2Fb%5E3%29

and
(3x4y^3-5y)-(2x+3y^3-5y)
There's something missing between the x and the 4 in the first set of parentheses. Let me know what it is, and I'll edit this.
Happy Calculating!!!