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Please help!!!!! I will make you best answer!!!!

Factor each.
7) f(x)=x4 – x² - 6
A) f(x) = (x² + 2)(x² – 3)
B) f(x) = (x² + 2)(x² + 4)
C) f(x) = (x² + 3)(x² – 3)
D) f(x) = (x2 + 4)(r? - 3)

Please help!!!!! I will make you best answer!!!! Factor each. 7) f(x)=x4 – x² - 6 A-example-1
User Piera
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1 Answer

2 votes

Answer:

Option A

Explanation:

Given function is,


f(x)=x^4-x^2-6

Hint:
(-1=-3+2) and
(-3)(2)=-6


f(x)=x^4-3x^2+2x^2-6


=x^2(x^2-3)+2(x^2-3)


=(x^2+2)(x^2-3)


f(x)=(x^2+2)(x^2-3) is the factored form of the given function.

Option A will be the correct option.

User Finlaybob
by
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