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(X^2-16)/(x^2)-x-12 I know the answer is x+4/x+3 but i don't understand how x^2 -x - 12 simplifies into (x+3) (x-4)
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Jun 7, 2023
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(X^2-16)/(x^2)-x-12
I know the answer is x+4/x+3
but i don't understand how x^2 -x - 12 simplifies into (x+3) (x-4)
Mathematics
high-school
MUlferts
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Answer: (x + 3)(x - 4)
Step-by-Step Solution:
We need to Factorize the given Quadratic Polynomial by using Splitting the Middle Term Method.
= x^2 - x - 12
= x^2 - 4x + 3x - 12
= x(x - 4) + 3(x - 4)
=> (x + 3)(x - 4)
Al Walid Ashik
answered
Jun 11, 2023
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Al Walid Ashik
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