Question

if x - 1/x = - 2 then x^2 + 1/x^2=​

Answer 1

Answer:

2

Step-by-step explanation:

(x-1/x)^2=(-2)^2

x^2+(1/x)^2-2=4

x^2+(1/x)^2=4-2

x^2+(1/x)^2=2

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Answer 2

it is so simple

x-1 / x= -2

so x^2 +1/x^2= 2....

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