Find the equation of the quadratic function that has the given vertex and given point on its graph.Vertex: (-2, -5) through: (-7, 45)
A. P(x) = -2x2 + 8x + 5
B. P(x) = 2x2 + 2x + 5
C. P(x) = 2x2 + 8x + 3
D. P(x) = -7x2 - 8x - 3
Answer: C
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Solve the problem.The position (in centimeters) of an object oscillating up and down at the end of a spring is given by 
at time t (in seconds). The value of A is the amplitude of the motion, k is a measure of the stiffness of the spring, and m is the mass of the object. How fast is the object accelerating when it is accelerating the fastest?
A. A
cm/sec2
B. A cm/sec2
C. 
cm/sec2
D. A2 cm/sec2
Supply the missing numbers. fraction decimal percent0.8
A. 
80%
B. 
8%
C. 
8%
D. 
80%
Use the formula d = rt to find the value of the missing variable.d = 204 miles, t = 3 days
A. r = 73 mi/day B. r = 201 mi/day C. r = 68 mi/day D. r = 65 mi/day
Determine which functions are one-to-one.
 figure 1.png)
(a) I only
(b) I, II
(c) I, II, III
(d) II only
(e) III only