Determine the quadratic function whose graph is given.
A. f(x) = -x2 + 9
B. f(x) = -x2 - 9
C. f(x) = x2 + 9
D. f(x) = x2 - 9
Answer: D
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Provide an appropriate response.Solve using a system of equations with two unknowns:The length of a rectangle is 2 feet 6 inches longer than its width. Its perimeter is 35 feet. Find its length in feet.
A. 10 feet B. 7.45 feet C. 15.75 feet D. 10.63 feet
Provide an appropriate response. List the domain and range for the equation y = x3.
A. domain = (0, + ?), range = (-? + ?) B. domain = (-?, + ?), range = (-?, + ?) C. domain = (0, + ?), range = (0 + ?) D. domain = (-?, + ?), range = (0 + ?)
Find the volume of the solid. Use 
for ?.
A. 18
cu in.
B. 55
cu in.
C. 13
cu in.
D. 2
cu in.
Solve for the specified variable. Assume that all other variables are nonzero.rm = t2 - mt; for t
A. t = 
B. t = 
C. t = 
D. t = 