Sin 2 x + sin x = 0
( sin 2 x = 2 sin x cos x )
2 sin x cos x + sin x = 0
sin x ( 2 cos x + 1 ) = 0
sin x = 0
x 1 = 0
x 2 = π
or: 2 cos x + 1 = 0
2 cos x = - 1
cos x = -1/2
x 3 = 2π/3
x 4 = 4π/3
It's litterally called a community service... funny huh?
Answer:
Function B
2
5
(in that order) c:
Step-by-step explanation:
55,000-1000= 54,000
54,000/2= 27,000
The originally price was $27,000
