If the average of x and 1/x (x # 0) is M, then the average of x² and – McqOptions

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1.	If the average of x and 1/x (x # 0) is M, then the average of x² and 1/x² is :
A.	1 - M²
B.	1 -2M
C.	2M²- 1
D.	2M²+1
Answer» D. 2M²+1

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