Question

Tentukan f(x)= cosec x

Answer 1

F(x) = cosec x
f'(x) = - cosec x cot x

bukti:
y = cosec x
y = 1/sin x
y sin x = 1
dy sin x + y cosx dx = 0
dy sin x = - y cos x dx
dy/dx = - y cot x
dy/dx = - cosec x cot x

semoga membantu ya :)

Answer 2

f(x) = cosec x
f'(x) = - cosec x cot x