5 cos (a) + 6 sin (a) / 3 sin (a) - 7 cos (a) , якщо tg = 0.5. Created by msaenko18.

3 sin (a) - 7 cos (a) , якщо tg = 0.5

June 2023 1 0 Report

5 cos (a) + 6 sin (a) / 3 sin (a) - 7 cos (a) , якщо tg = 0.5

s4ndstrm

5cosa+2sina-7cosa=5cosa+2*0,5*cosa-7cosa=-1cosa

tga=sina/cosa

sina=tga*cosa

1 votes Thanks 2

s4ndstrm там 6sina/3sina=3sina

s4ndstrm 2sina

s4ndstrm мисклик,никакой не 3,будет 2sina