sin 30° - cos 45°
You asked:
Evaluate the expression: \(\sin\left( 30^{\circ} \right) - \cos\left( 45^{\circ} \right)\)
MathBot Answer:
\[\sin\left( 30^{\circ} \right) - \cos\left( 45^{\circ} \right) = \frac{1}{2} - \frac{\sqrt{2}}{2} \approx -0.20710678118654752440084436210485\]