Question

20. If \left(x+\frac{1}{x}\right) = 4, then the value of \left(x^{2}+\frac{1}{x^{2}}\right) is:
(a) 14
(b) 12
(c) 16
(d) None of these

Answer 1

Answer:

A. 14

Step-by-step explanation:

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