SOLUTION: Hi! Could you please help me completely factor x^4-13x^2+36....Thanks :)

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Question 56485: Hi! Could you please help me completely factor x^4-13x^2+36....Thanks :)
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
factor x^4-13x^2+36
=(x^2-9)(x^2-4)
=(x-3)(x+3)(x-2)(x+2)
Cheers,
Stan H.