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20 September, 09:09

Completely factor the polynomial. 16x 2 - 25

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  1. 20 September, 09:13
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    (4x-5) (4x+5)

    Step-by-step explanation:

    16x^2 - 25

    Rewriting

    (4x) ^2 - 5^2

    We recognize that this is the difference of squares

    a^2 - b^2 = (a-b) (a+b)

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