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Mathematics 13 Online
OpenStudy (anonymous):

Factor completely 4x3 + 28x2 + 7x + 49.

OpenStudy (anonymous):

@iYuko

OpenStudy (anonymous):

the 3 is squared and the second 2 is squared

iYuko (iyuko):

4x^3 + 28x^2 + 7x + 49 4x^2(x + 7) + 7(x + 7) (4x^2 + 7)(x + 7)

OpenStudy (anonymous):

Its 4x3^2

iYuko (iyuko):

No it's not @kittenlover731

OpenStudy (anonymous):

BUt she said the 3 is squared right?

iYuko (iyuko):

She ment cubed 4x^3

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