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MathNet 2019-part-07 — 184 problems (EN–VI) Question 117

Math Olympiad Vault · MathNet 2019-part-07 — 184 problems (EN–VI)

Question 117

Solve the equation $\frac{\sqrt{x}+2}{\cos 2x+3} = \frac{\sqrt{x}+1}{\cos 2x+1}$.