The sum of a number and it's reciprocal is 2.9. what is the number?

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asked Dec 4, 2017 207k views

1 Answer

Mayur Ekbote · Answer 1 · 2017-12-10T04:15:55+0000

x +1/x = 29/10

(x^2+1)/x = 29/10

x^2 - 2.9x + 1 = 0

This is a quadratic equation, which can be solved using the quadratic formula.

The final answers are x = 2.5, and x = 0.4.

The sum of a number and it's reciprocal is 2.9. what is the number?

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