Question 131

If $$x^{2} -7x + 1 = 0$$, then what is the value of $$x + \frac{1}{x}$$?

Solution

Given : $$x^2-7x+1=0$$

Dividing both sides by $$'x'$$

=> $$x-7+\frac{1}{x}=0$$

=> $$x+\frac{1}{x}=7$$

=> Ans - (A)

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