P(A|B) = 0.2, P(A) = 0.5, P(B) = 0.45                    Find P(A U B)

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A: It is given that, ddxcosh-1xa.

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A: we use logarithmic property to solve this integration

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Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.