Evaluate the expression for the given value or values.
, for y = -18, z = -9
A. -2
B. 
C. - 
D. 2
Answer: B
Mathematics
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Evaluate the indicated function with the given information.Find the value of cos 
if tan ? = 
(180° < ? < 270°).
A. 
B. 
C. 
D. 
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Find area of figure. Round to the nearest hundredth if necessary.
A. 576 ft2 B. 48 ft2 C. 1152 ft2 D. 96 ft2
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Find the difference.
A. 0 B. 14 C. -28 D. -14 E. 28
Mathematics
Graph the polar equation.r = 1 + sin ?
A. 
B. 
C. 
D. 
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