How do you simplify #sqrt(90)#?

1 Answer
Qinglong Diep
May 15, 2018

#sqrt(90)# simplify to 3#sqrt(10)#

Explanation:

So let write #sqrt(90)# again.

So to simplify #sqrt(90)# we need number that is a perfect square so we are looking for factors.

So 9 and 10 are the factors that gives us the product of 90 if we multiply 9 and 10 together and 9 is a perfect sure.

#sqrt(90)#
#sqrt (9*10)# - Insert factors of 90
3#sqrt(10)# - Take out a 3 since 9 square is 3.

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