Identify and graph the polar equation.r2 = 3 cos(2?) 
A. 
lemniscate
B. 
rose with four petals
C. 
rose with four petals
D. 
lemniscate
Answer: A
Mathematics
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Find all solutions to the equation. Express the solution in degrees.
csc x + 2 = 0
A. 60° + 360°n or 240° + 360°n B. 240° + 360°n or 300° + 360°n C. 60° + 360°n or 120° + 360°n D. 120° + 360°n or 300° + 360°n
Mathematics
Identify the fraction as a proper fraction or an improper fraction.
A. Improper fraction B. Proper fraction
Mathematics
Find the hours, rate, or earnings as specified.
Find the number of regular hours, overtime hours (over 40), and the overtime rate (time and a half).
A. 15, 13, $16.36 B. 28, 0, $16.36 C. 28, 0, $12.27 D. 20, 8, $12.27
Mathematics
Solve.If the area of a rectangle is 21 square miles and its length is 7 miles, what is its width?
A. 7 mi
B. 
mi
C. 147 mi
D. 3 mi
Mathematics