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यदि x^(4) +1/(x^(4)) = 47 हो , तो x...

यदि ` x^(4) +1/(x^(4)) = 47 ` हो , तो ` x^(3) +1/(x^(3))`का मान ज्ञात कीजिए ।

A

9

B

15

C

18

D

27

लिखित उत्तर

Verified by Experts

The correct Answer is:
C
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