Answer:
-8
Step-by-step explanation:
-4 (1)^2 -(1) -3
-4-1-3=-8
Answer:
bout 7
Step-by-step explanation:
Sin(theta)=√3/2, 0≤theta≤360
In a unit circle, sin is y/r, r is always positive, y is positive in the first and second quadrant only.
sin60=√3/2, sin120=√3/2
so theta is 60 or 120
