Find the exact value of the composition.csc 
A. 
B. 
C. 2
D. 
Answer: C
Mathematics
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Find a positive angle less than 360° or 2? that is coterminal with the given angle.
A. 
B. - 
C. 
D. 
Mathematics
Find an equation for the sphere with the given center and radius.Center (-4, 9, 0), radius = 10
A. x2 + y2 + z2 - 8x + 18y = 3 B. x2 + y2 + z2 + 8x - 18y = 3 C. x2 + y2 + z2 - 8x - 18y = 3 D. x2 + y2 + z2 + 8x + 18y = 3
Mathematics
Solve the following system by any appropriate method. If there is no real number solution, so state.xy = 12012y - 12x = 24
A. (-12, 10), (10, -12) B. (12, 10), (-10, -12) C. (-12, -10), (10, 12) D. no real solution
Mathematics
Solve the equation.7 = 
- 5
A. 27 B. 24 C. 9 D. 10
Mathematics