Question

course challenge
factor completely.
$5x^2 + 20x - 60 = \square$

Explanation:

Step1: Factor out GCF

Factor out 5 from all terms:
$5(x^2 + 4x - 12)$

Step2: Factor quadratic trinomial

Find two numbers that multiply to -12 and add to 4 (6 and -2):
$5(x + 6)(x - 2)$

Answer:

$5(x + 6)(x - 2)$