Find the angle between vectors v and w. Round the answer to the nearest tenth of a degree.v = 
, w = 
A. 90°
B. 143.1°
C. -53.1°
D. 36.9°
Answer: B
Mathematics
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Decide whether the given number is a solution to the equation preceding it.p + 6 = 11; 5
A. No B. Yes
Mathematics
Find the equation of the hyperbola satisfying the given conditions.Vertices at (2, 0) and (-2, 0); foci at (9, 0) and (-9, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Find an equation for the graph.
A. y = 4 sin 
x
B. y = 4 sin 3x
C. y = 3 sin 4x
D. y = 3 sin 
x
Mathematics
Determine the maximum number of turning points of f.f(x) = (x - 2)2(x + 4)2
A. 4 B. 3 C. 1 D. 2
Mathematics