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21 July, 22:33

Simplify the polynomial expression given below. (2x-1) (2x^2+5x+3)

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  1. 21 July, 22:53
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    4x^3 + 8x^2 + x - 3

    Expand:

    (2x - 1) (2x^2 + 5x + 3) =

    (2x^2 * 2x + 5x * 2x + 3 * 2x) + (2x^2 * - 1 + 5x * - 1 + 3 * - 1) =

    4x^3 + 10x^2 + 6x - 2x^2 - 5x - 3 =

    4x^3 + 8x^2 + x - 3
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