Question

IF a-1/a =5, find the value of a+1/a².



SHOOT ANSWER INTO THE QUESTION............ ​

Answer 1

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Answer 2

SOLUTION :

$a - \frac{1}{a} = 5 \\ \\ squaring \: on \: both \: sides \: \\ \\ = > a {}^{2} + \frac{1}{ {a}^{2} } - 2.a. \frac{1}{a} = 25 \\ \\ = > a {}^{2} + \frac{1}{a {}^{2} } - 2 = 25 \\ \\ = > a {}^{2} + \frac{1}{a {}^{2} } = 23$

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