Find the exact value of the sum.sin 15° - sin 105°
A. - 
B. 
C. - 
D. - 
Answer: D
Mathematics
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Graph the function.y = 3 csc x
A. 
B. 
C. 
D. 
Mathematics
The graph of a function f is given. Use the graph to answer the question.What is the y-intercept?
A. -15 B. 17.5 C. -20 D. 25
Mathematics
Use Cramer's rule to solve the linear system.-4x - 9z = -439x + 8y - 5z = 935x - 4y = -16
A. (4, 9, 3) B. (5, 7, 3) C. (4, -9, -3) D. (9, 3, 9)
Mathematics
Simplify.-
A. -0.02 B. does not exist as a real number C. -0.2 D. 0.02
Mathematics