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5 votes
Help factoring trinomial

Help factoring trinomial-example-1

2 Answers

4 votes
x^2 + 5x - 24
-24 = (+8) * (-3)
8 - 3 = 5

so
x^2 + 5x - 24 = (x + 8)(x - 3)
answer is
D.(x - 3)(x + 8)
User Stepan Vavra
by
9.2k points
5 votes

need 2 numbers when added = 5 and when multiplied = -24

answer is D

-3+8 = 5

-3*8 = -24

User Liu Kang
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8.7k points