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3 February, 22:46

Is x+2 a factor of 3x^4+7x^3+3x^2-x-4?

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  1. 4 February, 01:22
    0
    Lets check by putting x = - 2

    3x^4+7x^3+3x^2-x-4=0

    3 (-2) ^4+7 (-2) ^3+3 (-2) ^2+2-4=0

    3*16-56+12-2=0

    48-56+10=

    2=0 No

    x+2 is not a factor
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