SOLUTION: 4 square root sign then on inside of sign 81x^4

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Question 47345: 4 square root sign then on inside of sign 81x^4
Answer by gsmani_iyer(201) About Me  (Show Source):
You can put this solution on YOUR website!

4sqrt%2881x%5E4%29 = 4%2Asqrt%289x%5E2%2A9x%5E2%29 = 4%2A9x%5E2 = 36x%5E2.

That's all. I think it is clear to you.

gsm