Factor out the polynomial GCF.r(s - 1) + 9(s - 1)
A. r(s - 1) + 9
B. 9r(s - 1)
C. (r - 9)(s + 1)
D. (r + 9)(s - 1)
Answer: D
Mathematics
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Graph the polar equation.r = - 1 - sin ?
A. 
B. 
C. 
D. 
Mathematics
Determine whether the graph of the equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.16x2 + y2 = 16
A. x-axis B. origin C. y-axis D. x-axis, y-axis, origin E. none
Mathematics
Use the graph to evaluate the expression.Find (fg)(-2) and 
(1).
A. (fg)(-2) = 8; 
(1) = 1
B. (fg)(-2) = 8; 
(1) = - 
C. (fg)(-2) = -0; 
(1) = 1
D. (fg)(-2) = -40; 
(1) = - 2
Mathematics
Use an integer to express the number.The stock market lost 25 points on Monday.
A. -25 B. 25
Mathematics