Change the polar coordinates (r, ?) to rectangular coordinates (x, y).(6, 180°)
A. (-6, 0)
B. (0, 6)
C. (0, -6)
D. (6, 0)
Answer: A
Mathematics
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Find the indicated sum. Find the sum of the first 10 terms in the geometric series 
+ 
+ 
. . .
A. 
B. - 
C. - 
D. 
Mathematics
Solve for y.5x + 9y = 7
A. y = 16 - 5x
B. y = 
C. y = 
D. y = 5 + 5x
Mathematics
Answer the question.What does the digit 1 mean in the number 531,306,307?
A. millions B. billions C. ten-millions D. hundred-millions
Mathematics
Solve the problem.Awards are to be presented to seven people: Jeff, Karen, Lyle, Maria, Norm, Olivia, and Paul. How many different orders are possible for the awards if the men are to receive their awards first, and then the women?
A. 2 B. 5040 C. 72 D. 144
Mathematics