Question

I need help with multiplying a radical expression.
srqt14x * sqrt98x

Answer 1

\[\sqrt{14x}\sqrt{98x}=\sqrt{14*98*x*x}=\]

Answer 2

For any positive value of \(u\), \(\sqrt{u^2}=\sqrt{u*u}=u\)

Answer 3

Thank you. I don't know what I was trying to do there.
I got 14x sqrt7

Answer 4

That is correct if x>0, good job!