algebra
posted by Elisa
Use the “difference of squares” rule to factor the following expression: 100a^664b^8

Henry
100a^6  64b^8.
First, take the sqrt of each term:
(10a^3 + 8b^4)(10a^3  8b^4),
Factor again:
2(5a^3 + 4b^4)*2(5a^3  4b^4).
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