SOLUTION: b^4-25b^2+144

Question 225153: b^4-25b^2+144
Answer by LtAurora(115) (Show Source): You can put this solution on YOUR website!
Factoring fun:
Factors of 144 that add to give 25 are 9 and 16, so:
is your answer.
They have to be negative to get the -25, and when the two negative numbers are multiplied, you get a positive 144.
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