Question

Use the product rule to simplify the following expression. Assume that variables represent nonnegative real numbers.

√2x • √40x =
(type an exact answer using radicals as needed)

Answer 1

Answer: 4x√5

Explanation:

√2x • √40x=

√(2*40*x*x)=

√80x^2=

√(16*5x^2)=4x√5