Math Problem Statement

اگر sin2xcos2x\sin2x-\cos2x به روی cos2x\cos2x برابر با 15\frac15 باشد،حاصل 1tan2x\frac{1}{\tan}2x چقدر است؟

Solution

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Math Problem Analysis

Mathematical Concepts

Trigonometry

Formulas

Trigonometric identities

Theorems

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Suitable Grade Level

High school