Ifx+1/x=4 find the value of x4+1/x4
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Answer:
194
Step-by-step explanation:
(x+1/x)^2=4^2. ; x+1/x=16-2=14
(x^2+1/x^2)^2=(14)^2
x^4+1/x^4=196-2=194
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