SOLUTION: can you help me to simplify the expression. (a²b⁻⁴/b²)⁵

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Question 874064: can you help me to simplify the expression.
(a²b⁻⁴/b²)⁵
Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
(a^2b^-4/b^2)^5
multiply the exponents
a^10b^-20/ b^10
a^10 / b^20b^10
now add exponents
a^10/ b^30