Find the vertex.f(x) = 4x2 + 24x + 31
A. (3, 5)
B. (5, 3)
C. (-3, -5)
D. (-5, -3)
Answer: C
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For the given equation, find the vertex or vertices.r = 
A. (1, 0)
B. (1, ?)
C. 
D. 
Solve the problem.A caterer uses special stacking ovens to prepare large amounts of food. Find the total number of servings that can be prepared in one hour.Meatloaf: 10 servings per panNumber of pans per oven: 4Pan changes per hour: 2Number of ovens: 4
A. 160 servings B. 320 servings C. 80 servings D. 270 servings
Find the area under the normal curve for the condition.Find the percent of the area under the curve between the mean and 0.35 standard deviations from the mean.
A. 13.7% B. 86.3% C. 63.7% D. 14.1%
The function graphed is of the form y = a sin bx or y = a cos bx, where b > 0. Determine the equation of the graph.
A. y = 5 cos 
B. y = -5 sin 
C. y = -5 sin (2x)
D. y = 5 sin 