Question

What is the anwser to a2-a-12=0

Answer 1

The given equation is:

`a^2-a-12=0`

Rewrite a as -4a+3a, where the product of the coefficients of a is equal to the constant of the equation, -12:

`\Rightarrow a^2-4a+3a-12=0`

Factorize the expression on the left: