Question

Question #bef4d

Answer 1

`w = -1pmsqrt(5/6)`

Explanation:

Making `z=x^2` we get

`6z^2+7z-10=0` Solving for `z`

`z = {-2,5/6}`. Following with `z=x^2=5/6` contemplating only real solutions for `x`, we have now

`x^2=(w+1)^2=5/6` then

`w+1 = pm sqrt(5/6)` and finally

`w = -1pmsqrt(5/6)`