How do you factor completely 8x^2 + 72x + 112?
1 Answer
Apr 8, 2016
y = 8(x + 2)(x + 7)
Explanation:
y = 8(x^2 + 9x + 14)
Factor the trinomial in parentheses.
Find 2 numbers knowing sum (9) and product (14). They are 2 and 7.
Therefor:
y = 8(x + 2)(x + 7)
