How do you simplify #sqrt(98x^4)#?

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Answer 1 · 2017-02-24T12:50:43

First you split the surd into two parts #sqrt(98)*sqrt(x^4)# then u simplify it.

As you can see, #sqrt(x^4)# is equal to #x^2# and #sqrt98# is equal to #7sqrt2# so when put together it is #7x^2sqrt2#

Answer 2 · 2017-02-24T12:51:44

#7x^2sqrt2#

#sqrt(98x^4)#

#:.=sqrt(7 xx 7 xx 2 xx x^2 xx x^2)#

#:.=sqrt7 xxsqrt7 xx sqrt2 xx sqrtx^2 xx sqrtx^2#

#:.=7x^2sqrt2#