SOLUTION: (2a^3b)^4(2a^5b^6)^2 i am getting 64a^24b^16 and the book is getting 64a^22b^20 i need help figuring out what i am doing wrong

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: (2a^3b)^4(2a^5b^6)^2 i am getting 64a^24b^16 and the book is getting 64a^22b^20 i need help figuring out what i am doing wrong      Log On


   

Question 200415: (2a^3b)^4(2a^5b^6)^2
i am getting 64a^24b^16
and the book is getting 64a^22b^20
i need help figuring out what i am doing wrong
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
%282a%5E3b%29%5E4%282a%5E5b%5E6%29%5E2
%282%5E4%2Aa%5E12%2Ab%5E4%29+%2A+%282%5E2%2Aa%5E10%2Ab%5E12%29
2%5E6+%2Aa%5E22+%2Ab%5E16
64a%5E22b%5E16
http://www91.wolframalpha.com/input/?i=(2a^3b)^4(2a^5b^6)^2