Intermiediate Algebra

Factor completely. Remember to look first for a common factor. If a polynomial is prime, state this

-4t^2 + 64

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  1. this is the difference of two squares
    a^2-b^2 = (a+b)(a-b)

    64 - 4t^2 = 4(16-t^2) = 4 (4+t)(4-t)

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