Use a graphing calculator to sketch the graph of the quadratic equation, and then give the coordinates for the x-intercepts (if they exist).y = -x2 + 14x - 45
A. (-5, 0); (9, 0)
B. (5, 0); (9, 0)
C. (5, 0); (-9, 0)
D. (-5, 0); (-9, 0)
Answer: B
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Solve the problem.A company wishes to manufacture a box with a volume of 24 cubic feet that is open on top and is twice as long as it is wide. Find the width of the box that can be produced using the minimum amount of material. Round to the nearest tenth, if necessary.
A. 5.2 ft B. 6.4 ft C. 3.2 ft D. 2.6 ft
Rationalize the numerator. Assume all variables represent positive numbers.
A. 
B. 
C. 
D. 
Use values from the compound interest table to find the compound amount. Round to the nearest cent.
$700 at 6% compounded quarterly for 6 years
A. $952.00 B. $1000.65 C. $765.41 D. $992.96
For the given functions f and g, find the requested composite function.f(x) = 
, g(x) = 8x - 13;
Find (f ? g)(x).
A. 2
B. 8
C. 8
- 13
D. 2