Question
If (a2 + 1/a2) = 11, then find
the value of (a3 - 1/a3).Solution
Since, (a2 + 1/a2) = 11 So, a - 1/a = √ {11 - 2} = 3 So, (a3 - 1/a3) = 33 + 3 * 3 = 27 + 9 = 36
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