Find the area of the region specified in polar coordinates.The region enclosed by the curve r = 6 cos ?
A. 36?
B. 12?
C. 18?
D. 9?
Answer: D
Mathematics
You might also like to view...
Provide an appropriate response.The unit vectors u and v are combined to produce two new vectors 
and 
Show that a and b are orthogonal. Assume 
What will be an ideal response?
Mathematics
The graph of a function is given. Decide whether it is even, odd, or neither.
A. even B. odd C. neither
Mathematics
Multiply and simplify.
? 108x
A. 
B. 
C. 6,804x
D. 
Mathematics
Solve the problem.If cos ? = 0.7, find the value of cos ? + cos (? + 2?) + cos (? + 4?).
A. 0.7 B. 4.1 C. 2.1 + 6? D. 2.1
Mathematics