Category:Power Reduction Formula for 4th Power of Cosine
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This category contains pages concerning Power Reduction Formula for 4th Power of Cosine:
- $\cos^4 x = \dfrac {3 + 4 \cos 2 x + \cos 4 x} 8$
Pages in category "Power Reduction Formula for 4th Power of Cosine"
The following 3 pages are in this category, out of 3 total.