SOLUTION: Hi, I need help on these expressions because i have done it several times but keep getting the wrong answers according to the back of my book. The expressions are: a^2(ab^3)^2+b

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Hi, I need help on these expressions because i have done it several times but keep getting the wrong answers according to the back of my book. The expressions are: a^2(ab^3)^2+b      Log On


   



Question 806816: Hi, I need help on these expressions because i have done it several times but keep getting the wrong answers according to the back of my book. The expressions are:
a^2(ab^3)^2+b^2(a^2 b^2)^2
The answer in my book says it is 2a^4 b^6
And
a(-ab^2)^3+(2a^2 b^3)^2
This one is 3a^4 b^6

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


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