How do you simplify sqrt(98x^4)98x4?

2 Answers
Feb 24, 2017

First you split the surd into two parts sqrt(98)*sqrt(x^4)98x4 then u simplify it.

Explanation:

As you can see, sqrt(x^4)x4 is equal to x^2x2 and sqrt9898 is equal to 7sqrt272 so when put together it is 7x^2sqrt27x22

Feb 24, 2017

7x^2sqrt27x22

Explanation:

sqrt(98x^4)98x4

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

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

:.=7x^2sqrt2