Question

tga 52°- tga 64° упростить​

Answer 1

Ответ:

Объяснение:

$tg\alpha -tg\beta =\frac{sin(\alpha -\beta )}{cos\alpha cos\beta }$

$tg52-tg64=\frac{sin(52-64)}{cos(52)cos(64)=} \frac{sin(-12)}{cos(52)cos(64)}$