SOLUTION: square root 81x^4

Algebra.Com
Question 88643: square root 81x^4
Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!

Factor into

Break up the square roots using the identity

Take the square root of the perfect square 81 to get 9

Take the square root of the perfect squares to get

Multiply the common terms

So simplifies to

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