Use the graph of a quadratic function to find the solution set of the equation or inequality.-x2 + 2x - 1 < 0
A. (-?, 1) ? (1, ?)
B. ?
C. x = 1
D. (-?, ?)
Answer: A
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Set up the iterated integral for evaluating 
Dover the given region D.D is the right circular cylinder whose base is the circle 
in the xy-plane and whose top lies in the plane 
.
A. 
B. 
C. 
D. 
The triangles are similar. Find the missing length x and the missing angles A, B, C.
A. x = 24; A = 25; B = 5; C = 150 B. x = 12; A = 25; B = 5; C = 150 C. x = 24; A = 5; B = 25; C = 150 D. x = 12; A = 150; B = 5; C = 25
Find an equivalent equation in rectangular coordinates.r(1 - 2 cos ?) = 1
A. 
= 1 + 2x
B. 
= 2 + x
C. x2 + y2 = 1 + 2x
D. x2 + y2 = 2 + x
Solve.An election for student body president was held over 3 days. On the first day Ben received 326 votes and Bonnie received 318 votes. On the second day Ben received 383 votes and Bonnie received 197 votes. On the third day Ben received 390 votes and Bonnie received 165 votes. How many votes did Bonnie receive?
A. 680 B. 970 C. 745 D. 1099