How do you simplify #sqrt70#?

1 Answer
George C.
Apr 10, 2018

#sqrt(70)# is already in simplest form

Explanation:

The prime factorisation of #70# is:

#70 = 2 * 5 * 7#

Since there are no square factors, #sqrt(70)# does not simplify.

In general, if you find a square factor #a^2# where #a > 0#, then:

#sqrt(a^2 b) = sqrt(a^2) sqrt(b) = a sqrt(b)#

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