Evaluate.
for a = -3 and b = -2
A. - 
B. 
C. - 
D. 
Answer: D
Mathematics
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Translate the sentence into an equation, then solve.r decreased by 
is 5.
A. r - 5 = 
, r = 1
B. r - 
= 5, r = 5
C. 
- r = 5, r = 5
D. r - 
= 5, r = 4
Mathematics
Find the area of the specified region.Shared by the circles r = 4 and r = 8 cos ?
A. 
(2? + 3
)
B. 
(4? - 3
)
C. 
?
D. 8?
Mathematics
Solve the problem.A painting in a museum is 170 centimeters wide. Convert this width to inches. Round answer to the nearest hundredth, if necessary.
A. 557.6 in. B. 431.8 in. C. 51.83 in. D. 66.93 in.
Mathematics
Write the fraction that is represented by the given shading.
A. 
B. 
C. 
D. 
Mathematics