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MATH / Suppose x is a solution to x²+1=7x. What is the sum of x and its reciprocal?

Problem

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problem

Suppose xx is a solution to x2+1=7xx^2 + 1 = 7x. What is the sum of xx and its reciprocal?
Plain-text mathematical notation (without MathML)
Suppose x is a solution to x²+1=7x. What is the sum of x and its reciprocal?
Original LaTeX notation
Suppose $x$ is a solution to $x^2 + 1 = 7x$. What is the sum of $x$ and its reciprocal?

level

Level 5

type

Algebra

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