A Conjugate-Radical Equation

Problem

Solve

7x2+9x+13+7x2−5x+13=7x.\sqrt{7x^2 + 9x + 13} + \sqrt{7x^2 - 5x + 13} = 7x.

Answer

Solution

Difficulty6/10
TopicsQuadratic Equations, Substitution, algebra

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