What is the name of the subject that has so what is ? – InterviewSolution

1.

What is the name of the subject that has so what is ?

Answer»

ong>Answer:

47

Step-by-step explanation:

X + 1/x = 7

(x +1/x) ² = (7) ²

x² + 1/x² + 2 = 49

x² + 1/x² = 47

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