Solve the quadratic equation below by factoring.

Name: Solve the quadratic equation below by factoring.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The quadratic equation given can be rewritten as 
$$x^2 + 4x - 45 = 0$$
We can then factorize this equation as
$$(x + 9)(x - 5) = 0$$
Using the zero product property, we can see that this equation is true when either $x + 9 = 0$ or $x - 5 = 0$. Therefore, the solutions are $x = -9$ or $x = 5$.

Solve the Quadratic Equation Below by Factoring