The answers 15 because we have two negatives it's always a positive and 3×5 is 15
Answer:
1/2
Step-by-step explanation:
Other answers ; 0.5,2^-1
Answer:
(- 1/2 , √3/2)
Step-by-step explanation:
t=20π/3
t' = 20π/3 - 6π = 2π/3 (120°) ... 2nd quadrant
If we start from (1,0) of unit circle, the coordinate of terminal point (x,y)
OF/OE = - cos 60° = x / 1 = - 1/2
FE/OE = sin 60° = y/1 = √3/2
Answer:hhhhh
Step-by-step explanation:hhhh