SOLUTION: Hi can you help with this one? Multiply and then simplify by factoring, if possible. Square root of 2x times square root of 16y Thanks!

Question 249020: Hi can you help with this one?
Multiply and then simplify by factoring, if possible.
Square root of 2x times square root of 16y
Thanks!
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression.

Break up the second square root using the identity

Take the square root of 16 to get 4.

Rearrange the terms.

Combine the roots using the identity

So where 'x' and 'y' are non-negative.

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