SOLUTION: please help me simplify sqrt (-25) sqrt (-9)

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Question 92070This question is from textbook
: please help me simplify sqrt (-25) sqrt (-9) This question is from textbook

Found 2 solutions by Nate, funmath:
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt (-25) ~ sqrt (-9)
sqrt (-1*5*5) ~ sqrt (-1*3*3)
5 sqrt (-1) ~ 3 sqrt (-1)
5i ~ 3i

Answer by funmath(2873) About Me  (Show Source):
You can put this solution on YOUR website!
simplify sqrt (-25) sqrt (-9)
The square root of -1=i and i^2=-1
sqrt%28-25%29%2Asqrt%28-9%29
%285i%29%2A%283i%29
15i%5E2
highlight%28-15%29
Happy Calculating!!!