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Columbus state university math A = 5^5005 + 5^-5005 B = 5^5005 – 5^-5005?

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A = 5^5005 + 5^-5005

B = 5^5005 – 5^-5005

Using the values of A and B above, find the value of (A + B)(A – B).

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  1. (A+B) = 2 (5^5005)

    (A-B) = 2 (5^-5005)

    (A+B) * (A-B) =

    2 (5^5005) * 2 (5^-5005) = 2 (5^5005) * 2 / (5^5005) = 4

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