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Posted by on Thursday, February 3, 2011 at 5:29pm.

(5x2 -4x)(3x2+2x)

  • Math - , Thursday, February 3, 2011 at 5:30pm

    *** it is supposed to be 5x(to the power of two) and 3x(to the power of two)

  • Math - , Thursday, February 3, 2011 at 5:39pm

    Just expand it using FOIL

    Your first line will have 4 terms, you can add up the two middle terms.

  • Math - , Thursday, February 3, 2011 at 5:40pm

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

    Use FOIL to expand
    -8x^2 - 2x^3 + 15x^4
    15x^4 - 2x^3 - 8x^2

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