Solve the problem.A function of the form y = a(x - h)2 + k is graphed below. Determine whether the constants a, h, and k are positive, negative, or zero.
A. a is negative, h is negative, k is positive
B. a is positive, h is negative, k is negative
C. a is negative, h is positive, k is negative
D. a is negative, h is negative, k is negative
Answer: D
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Let x be the average number of employees in a group health insurance plan, and let y be the average administrative cost as a percentage of claims. Suppose a random sample of employees gave the following information.
x
2
8
14.00
32
73
y
50
45
35
28
16
Draw the line that best fits the data whose scatter diagram is given below.
A.
B.
C.
D.
E.
Find the square root and simplify. Round to the nearest thousandth if necessary.
A. 
B. 
C. 
D. 
Find the value for the function.Find f(-x) when f(x) = 3x2 + 4x - 5.
A. 3x2 - 4x + 5 B. 3x2 - 4x - 5 C. -3x2 - 4x + 5 D. -3x2 - 4x - 5
Solve the problem.A manufacturer's cost is given by C = 200n1/3 + 1500, where C is the cost in dollars and n is the number of parts produced. Find the cost when 216 parts are produced.
A. $2100 B. $4440 C. $2700 D. $33