Mathematics, 25.06.2019 00:30 gianababnnna

Prove that for all admissible values of a, the value of the expression (5 / a+1 - 3 / a-1 + 6 / a^2 - 1)* (a + 1)/2 does not depend on the variable a.

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Prove that for all admissible values of a, the value of the expression (5 / a+1 - 3 / a-1 + 6 / a^2...

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