Convert the rectangular equation to polar form.x = 2
A. r = 
B. r = 
C. r = 2
D. cos ? = 2
Answer: A
Mathematics
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Find the area of the shaded region. Round results to the nearest unit.
A. 223.5 m2 B. 216 m2 C. 192 m2 D. Not enough information given
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression:
a. 23 b. 13 c. -13 d. 4
Mathematics
Find the length of the curve.x = 3 sin t + 3t, y = 3cos t, 0 ? t ? ?
A. 18 B. 12 C. 6 D. 3?
Mathematics