Question

How do you factor `3d^2+23d+14` completely?

Answer 1

`d=-2/3` and `d=-7`

Explanation:

`3d^2+23d+14=0`

`3d^2+21d+2d+14=0`

`3d(d+7)+2(d+7)=0`

`(3d+2)(d+7)=0`

`3d+2=0` and `d+7=0`

`d=-2/3` and `d=-7`