factor the polynomial function over the complex numbers. f(x) = x^4 + 3x^2 - 4? WILL GIVE BRAINLIEST AND 50 POINTS (ALGEBRA 2) NEED ANSWER ASAP

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Answer:

(x+1)(x−1)(x+2i)(x−2i)

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Answer:

(x+1)(x−1)(x+2i)(x−2i)

Step-by-step explanation: