Wzory redukcyjne

$\alpha$\alpha

$-\alpha$-\alpha

$\displaystyle \frac{\pi}{2}-\alpha$\displaystyle \frac{\pi}{2}-\alpha

$(90^\circ -\alpha)$(90^\circ -\alpha)

$\displaystyle \frac{\pi}{2}+\alpha$\displaystyle \frac{\pi}{2}+\alpha $(90^\circ +\alpha)$(90^\circ +\alpha)

$\pi-\alpha$\pi-\alpha $(180^\circ -\alpha)$(180^\circ -\alpha)

$\pi+\alpha$\pi+\alpha$(180^\circ +\alpha)$(180^\circ +\alpha)

$(270^\circ -\alpha)$(270^\circ -\alpha)

$(270^\circ +\alpha)$(270^\circ +\alpha)

$2\pi-\alpha$2\pi-\alpha $(360^\circ -\alpha)$(360^\circ -\alpha)

$\sin\alpha$\sin\alpha

$-\sin \alpha$-\sin \alpha

$\cos\alpha$\cos\alpha

$\cos\alpha$\cos\alpha

$\sin\alpha$\sin\alpha

$-\sin\alpha$-\sin\alpha

$-\cos\alpha$-\cos\alpha

$-\cos\alpha$-\cos\alpha

$-\sin\alpha$-\sin\alpha

$\cos \alpha$\cos \alpha

$\cos \alpha$\cos \alpha

$\sin\alpha$\sin\alpha

$-\sin\alpha$-\sin\alpha

$-\cos\alpha$-\cos\alpha

$-\cos\alpha$-\cos\alpha

$-\sin\alpha$-\sin\alpha

$\sin\alpha$\sin\alpha

$\cos\alpha$\cos\alpha

$\tg \alpha$\tg \alpha

$-\tg \alpha$-\tg \alpha

$\ctg\alpha$\ctg\alpha

$-\ctg\alpha$-\ctg\alpha

$-\tg\alpha$-\tg\alpha

$\tg\alpha$\tg\alpha

$\ctg\alpha$\ctg\alpha

$-\ctg\alpha$-\ctg\alpha

$-\tg\alpha$-\tg\alpha

$\ctg \alpha$\ctg \alpha

$-\ctg \alpha$-\ctg \alpha

$\tg\alpha$\tg\alpha

$-\tg\alpha$-\tg\alpha

$-\ctg\alpha$-\ctg\alpha

$\ctg\alpha$\ctg\alpha

$\tg\alpha$\tg\alpha

$-\tg\alpha$-\tg\alpha

$-\ctg\alpha$-\ctg\alpha