factorize the following algebraic expressions. x²-x-12
Answers
Answered by
1
Answer:
(x+3) & (x+4) are the required factors.
Step-by-step explanation:
=> x² - x - 12
=> x² + 3x - 4x - 12
=> x(x+3) - 4x - 12
=> x(x+3) -4(x+3)
=> (x+3) (x-4)
Answered by
0
Answer:
(x - 4)(x + 3).
Step-by-step explanation:
-4 * 3= -12 and -4 + 3 = -1, so
x^2 - x - 12 = (x - 4)(x + 3).
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