Question

if x^2+1/x^2=79find the value of x+1/x​

Answer 1

Answer:

if x^2+1/x^2=79find the value of x+1/x​

Step-by-step explanation:

if x^2+1/x^2=79

(x+1/x)^2=​x^2+1/x^2+2

=79+2

=81

hence

x+1/x=9 or -9

Answer 2

Answer:

±9

Step-by-step explanation:

In the pic

Hope it  helps you

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