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(3x²-21x-24)take out the highest common factor​

User Lajnold
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2 Answers

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3(x-8)(x+1)
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User Rafael Motta
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5 votes

Answer:

x = 8 or x = -1 is the answer

Explanation:

3x² - 21x -24

divide with 3

x² - 7x - 8

Factorizing,

x² + x - 8x - 8

x(x + 1) -8 (x + 1)

(x - 8) (x + 1)

x = 8,-1

User Cvdv
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