h. Ifx+1/x=3, then find the value of x2+1/x2
Answers
Answered by
5
Answer:
x+1/x=3
(x+1/x)²=9
x²+1/x²+2=9
x²+1/x²=7
Answered by
1
Answer:
x+1/x=3
(x+1/x)²=9 [squaring both sides]
x²+1/x²+2=9
x²+1/x²=7
hope it helps!!!
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