Question

If x^2+1/x^2=3,find the value of x - 1/x.​

Answer 1

Answer:

1-(2)^1/2=0.414

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Answer 2

Answer:

1/√2

Step-by-step explanation:

x²+1/x²=3 so,

(x⁴+1)/x²=3

x⁴/x²=3-1

x²=2 so, x=√2

Therefore putting the value in,

x-1/x

√2-1/√2

(2-1)/√2

1/√2