SOLUTION: Simplify the following expression. √-45 √-70

Algebra ->  Test -> SOLUTION: Simplify the following expression. √-45 √-70       Log On


   

Question 468125: Simplify the following expression.
√-45 √-70
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Simplify the following expression.
√-45 √-70
------
sqrt[(-9)*5] * sqrt[(-1)(70)]
---
= 3i*sqrt(5) * sqrt(5*14)i
---
= -3*5*sqrt(14)
------------------
= -15*sqrt(14)
=====================
Cheers,
Stan H.