Question

Умоляю, срочно нужна помощь!!!!!!!​

Answer 1

1) cos L = 15/39

2) x = 12 * sin L

3) x = tg L * 10

y = cos L * 10

4) 1) √3/2 - √3/2 = 0

2) cos^2x + sin^2x = 1

3) 2√3 * (√3/2 - √3/3) =

3 - 2 = 1