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Mathematics 7 Online
OpenStudy (anonymous):

Factor a number, variable, or expression out of the polynomial shown below. 20x3 + 15x A. 10x(10x2 + 5x) B. 5x(4x2 + 3x) C. 5x(4x2 + 3) D. 10x(10x2 + 5)

OpenStudy (michele_laino):

please factor out 10x, in your expression

OpenStudy (michele_laino):

please note that: \[20x ^{3}=5x*4x ^{2}\] and: \[15x=5x*3\] so please, factor out 5x in your equality

OpenStudy (michele_laino):

@santonig123

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

C - 5x(4x^2+3)

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