15. If one factor of x²– 5x – 24 is x + 3, what is the other factor?
A. X-3
B. X-6
C.X +8
D. 2X-8
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15. If one factor of x²– 5x – 24 is x + 3, what is the other factor?
A. X-3
B. X-6
C.X +8
D. 2X-8
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Answer:
(x+3) (x-8) = x²-5x-24
Verified answer
Answer:
[x-8]
PS:"~" serves aa squareroot
Step-by-step explanation:
= [x+3]•[x-8]
= x~-8x+3x-24
= x~-5x-24