1.

X²+1/x²=66... find the value of x.. Please explain step by step...​

Answer»

Answer:

8+_ √68/2

Step-by-step EXPLANATION:

X2+1/x2=66

X2+1/x2-2=64-2

X2+1/x2-2x*X*1/x=64

(x-1/x)^2=8^2

8+_√68/2



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