Provide an appropriate response.
If the discriminant of a quadratic has the value of 0, what is the nature of the roots?
A. The equation has no real number roots.
B. The equation has two real number roots.
C. The equation has two real number equal roots.
D. The equation has two rational, equal, root.
Answer: D
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Find the volume of the solid generated by revolving the region about the given line.The region in the first quadrant bounded by the line 
, by the curve 
, and by the line 
, about the line 
.
A. 
?
B. 
?
C. 
?
D. 625?
Simplify the rational expression.
A. 3x2 B. 10 C. 10x2 D. 3x
Solve the problem.What will it cost to buy ceiling molding to go around a rectangular room with length 19 ft and width 12 ft? The molding costs $2.72 per linear foot.
A. $103.36 B. $84.32 C. $168.64 D. $65.28
Write a formula for the nth term of the infinite sequence. Do not use a recursion formula.1, 
, 
, 
, 
, . . .
A. an = 
B. an = 
C. an = 
n-1
D. an = 