Question

If ( x + 1/4 ) = 12 then find the value of x² + 1/x² and x4 + 1/x4​

Answer 1

The correct question is..

X + 1/X = 12

Squaring,

X^2 + 1/X^2 = 144-2 = 142

Resquaring this, X^4 + 1/X^4 = 142^2 - 2 = 20164 - 2 = 20162

Hope this helps.....

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