Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?
2 answers:
Answer:
a
Step-by-step explanation:
Group first 2 and group last 2 and find factors and undistribute
(4x^3+x^2)+(-8x-2)
(x^2)(4x+1)+(-2)(4x+1)
x^2(4x+1)-2(4x+1)
answer is first one
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