

MCQOPTIONS
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1. |
If \(x^4+\dfrac{1}{x^4}=14\), then value of \(x^3+\dfrac{1}{x^3}\) isA. \(3\sqrt{6}\)B. \(\dfrac{18}{\sqrt{6}}\)C. \(9\sqrt{\dfrac{2}{3}}\)D. \(3\sqrt{2}\) |
A. | D |
B. | B |
C. | A |
D. | C |
Answer» D. C | |