Sample Trigonometry Question

Please review the following sample question. If you need help with this question, or other similar questions, contact me at 845-429-5025 or lparker@24houranswers.com.

I bet you never thought trigonometry was beautiful, but look at the cosine function below:



Now, see if you can solve this trigonometric identity:

sin²(2x) + 4cos⁴(x) = 4cos²(x)

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