Use the even-odd properties to find the exact value of the expression. Do not use a calculator.sin (-30°)
A. 
B. 
C. - 
D. - 
Answer: D
Mathematics
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Evaluate the integral which is given in cylindrical or spherical coordinates.
A. 5760 B. 95040 C. 51840 D. 8640
Mathematics
Tell whether the points are the vertices of a parallelogram (that is not a rectangle), a rectangle, or neither.(-12, -10), (-10, 0), (3, 7), (1, -3)
A. Neither B. Rectangle C. Parallelogram
Mathematics
Find the exact value of the expression.cos 40° cos 20° - sin 40° sin 20°
A. 
B. 
C. 
D. 
Mathematics
Solve the inequality and graph the solution set.| 4x - 9 | ? 7
A. 
B. 
? 
C. 
D. 
? 
Mathematics