if x+1/x=7 , find x²+1/x²
Answers
Answered by
2
Answer:
47
Step-by-step explanation:
(x+1/x)^2 = 7^2
x^2 + 1/x^2 + 2 = 49
x^2 + 1/x^2 = 47
Answered by
1
ans 47 ...hope that helps u
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