Find the value of x^2+1/x^2 if x+1/x= 5
Question from special product
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Answered by
1
Answer:
23
Step-by-step explanation:
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Answered by
1
x^2+1/x^2
(x+1/x)^2 = x^2+1/x^2 +2
(5)^2 = x^2+1/x^2 + 2
25 = x^2+1/x^2 + 2
25-2 = x^2+1/x^2
23 = x^2+1/x^2
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