tan^2(63)-sec^2(63)

Lösung

tan^{2} (6 3^{\circ}) - sec^{2} (6 3^{\circ})

- 1

Schritte zur Lösung

tan^{2} (6 3^{\circ}) - sec^{2} (6 3^{\circ})

Verwende die Pythagoreische Identität:

sec^{2} (x) = tan^{2} (x) + 1

sec^{2} (x) - tan^{2} (x) = 1

= - 1

4 tan (6 0^{\circ})

sin (10 3^{\circ})

cos (80. 4^{\circ})

37 sin (1 5^{\circ})

sin^{2} (1.5)