Trigonometry Examples

$\cos^{2} (\frac{24}{25}) - \sin^{2} (\frac{7}{25})$

Step 1

The result can be shown in multiple forms.

Exact Form:

$\cos^{2} (\frac{24}{25}) - \sin^{2} (\frac{7}{25})$

Decimal Form:

$0.25255272 \dots$