Proving The General Solution Of Cos X Cos Y

Proving the general solution of cos x = cos y

Proving the general solution of cos x = cos y
Step 1: Understand the Problem
Step 2: Identify Knowns and Unknowns
Step 3: Formulate a Plan
Step 4: Execute the Plan
Step 5: Verify the Solution
Define cos x and cos y
Identify the variables
Formulate a mathematical model
Execute the mathematical model
Verify the solution against the original problem