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13 February, 10:02

Choose the correct sum of the polynomials (3x3 - 5x - 8) + (5x3 + 7x + 3).

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  1. 13 February, 10:23
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    (3x^3 - 5x - 8) + (5x^3 + 7x + 3)

    = 3x^3 - 5x - 8 + 5x^3 + 7x + 3

    =8x^3 + 2x - 5
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