Math, asked by srivarshini86, 1 year ago

x+1/x=3 then find the value of x^2+1/x^2​

Answers

Answered by amanraj56
1

Answer:

if x+1/x=a then x²+1/x²=a²-2

x+1/x=3 x²+1/x²=3²-2

=9-2

=7

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