Convert the polar equation to rectangular form.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: E
Mathematics
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Match the given equation with one of the graphs.
- 
= 1
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The area A = ?r2 of a circular oil spill changes with the radius. At what rate does the area change with respect to the radius when 
A. 18? ft2/ft B. 9? ft2/ft C. 18 ft2/ft D. 81? ft2/ft
Mathematics
Solve.Two angles are complementary if the sum of their measures is 90°. If the measure of one angle is given by 
and the measure of its complement is given by 
find the measures of the two angles.
A. 17°, 73°
B. 
, 
C. 
°, 
°
D. 
°, 
°
Mathematics
Graph the solution region for the system of inequalities and identify the corners of the region.
A. 
B. 
C. 
D. 
Mathematics