Question

Find all solutions(real and imaginary) of the polynomial equation by factoring: $x^4-5x^2=36$

Answer 1

Answer:

x^2(x^2 - 9) + 4 (x^2 - 9)

(x^2+4) (x^2-9)

x = + - 2 , + -3

Answer 2

Step-by-step explanation:

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