sina=\/1-25/81=\56/81=2\/14/9
tga=2\/14/9÷(-5/9)=-2\/14/5
ctga=-5/2\/14=-5\/14/28
Пошаговое объяснение:
sina=\/1-25/81=\56/81=2\/14/9
tga=2\/14/9÷(-5/9)=-2\/14/5
ctga=-5/2\/14=-5\/14/28
Пошаговое объяснение:
sina=\/1-25/81=\56/81=2\/14/9
tga=2\/14/9÷(-5/9)=-2\/14/5
ctga=-5/2\/14=-5\/14/28