The letters r and ? represent polar coordinates. Write the equation using rectangular coordinates (x, y).r = 10 sin ?
A. 
= 10y
B. x2 + y2 = 10y
C. x2 + y2 = 10x
D. 
= 10x
Answer: B
Mathematics
You might also like to view...
Solve the problem.An accountant tabulated a firm's profits for four recent years in the following table:
The accountant then fit both a linear graph and an exponential curve (seen below) to the data, in order to estimate future profits. Use the linear graph to estimate the profits in the year 2001.
A. About $500,000 B. About $900,000 C. About $700,000 D. About $800,000
Mathematics
Calculate.8 ? 6 - 3 ? 82 + 8( 7 - 1)
A. -24 B. -96 C. -480 D. -89
Mathematics
Classify the statement as true or false.{5, 8} ? {6, 8, 10, 12}
A. True B. False
Mathematics
Evaluate the function.f(x) = x2 + 5x - 7; Find f(3).
A. 1 B. -13 C. 31 D. 17
Mathematics