Question

Question #101ce

Answer 1

`7sqrt2`

Explanation:

`98` is the same as `7^2*2` which is the same as `sqrt(7^2*2)`.
We will pull the `7` out to the side of `sqrt` so the equation will be `7sqrt2`.

Answer 2

`7sqrt2`

Explanation:

`"using the "color(blue)"law of radicals"`

`•color(white)(x)sqrtaxxsqrtbhArrsqrt(ab)`

`rArrsqrt98=sqrt(49xx2)`

`color(white)(xxxxx)=sqrt49xxsqrt2`

`color(white)(xxxxx)=7sqrt2`