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Mathematics
OpenStudy (anonymous):

4+2x^2 can someone help

OpenStudy (anonymous):

What should we do with it?

OpenStudy (anonymous):

HERE you have an identity man. re arrange it. it should be 2x^2+4

OpenStudy (anonymous):

you have to expand this identity using the formula (a+b)^2

OpenStudy (anonymous):

(4+2x^2)^2 = 4x^4 + 16x^2 + 16

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