Math Problem Statement

Tentukanlah penyelesaian dari PD berikut 4 cos² y dy+cos ec² x Dy=0

Solution

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Math Problem Analysis

Mathematical Concepts

Differential Equations
Separation of Variables
Trigonometry

Formulas

cos^2(y) = (1 + cos(2y)) / 2
Integral of sec^2(x) = tan(x)

Theorems

Separation of Variables Theorem
Trigonometric Identities

Suitable Grade Level

Undergraduate Mathematics