SOLUTION: Square root of negative 9 times the square root of negative 100

Algebra ->  Square-cubic-other-roots -> SOLUTION: Square root of negative 9 times the square root of negative 100      Log On


   

Question 298104: Square root of negative 9 times the square root of negative 100
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt(-9)*sqrt(-100)
sqrt(9)i*sqrt(100)i
=3i*10i
= -30 [i^2 equals -1]
.
Ed