Question

1) If x + 1/x = 5, evaluate x² + 1 /x


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Answer 1

Step-by-step explanation:

x^2+1/x=5(when u add)

Answer 2

Answer:

23

Step-by-step explanation:

x+1/x=5

so the equation is,

(x+1/x)²=x²+1/x²+2

(5)²=x²+1/x²+2

25=x²+1/x²+2

x²+1/x²=25-2=23