Solve the equation by completing the square.5x2 - 4x - 9 = 0
A. 
, -1
B. 
, -1
C. 
, 1
D. 
, 0
Answer: B
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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 
, y = 1, x = 0 to x = 
A. 
- 
B. 
+ ?
C. 
- ?
D. 
- 
Add.$7.81 + $0.62 + $32.94
A. $40.37 B. $41.47 C. $40.47 D. $41.37
Solve the problem.Bathing suits are often on sale in July. The regular price of one suit is $22. With a 15% discount, what is the sale price of the suit?
A. $18.70 B. $19.70 C. $17.70 D. $3.30
Without graphing, answer the following questions for the linear system.(i) Is the system inconsistent, are the equations dependent, or neither?(ii) Is the graph a pair of intersecting lines, a pair of parallel lines, or one line?(iii) Does the system have one solution, no solution, or an infinite number of solutions? x - 2y = 52x - 4y = 18
A. (i) dependent (ii) one line (iii) infinite number of solutions B. (i) inconsistent (ii) parallel lines (iii) no solution C. (i) neither (ii) intersecting lines (iii) one solution