Question

What are the roots of `x^2+3x-10=0`?

Answer 1

See below.

Explanation:

We factor.

`x^2+3x-10=0`

`x^2+5x-2x-10=0`

`x(x+5)-2(x+5)=0`

`(x-2)(x+5)=0`

So, `x = 2, -5`.