Solve the problem.Your company uses the quadratic model y = -4.5x2 + 150x to represent the average number of new customers who will be signed on (x) weeks after the release of your new service. How many new customers can you expect to gain in week 8?
A. 912 customers
B. 456 customers
C. 312 customers
D. 1164 customers
Answer: A
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Find the x- and y-intercepts. If no x-intercepts exist, state so.y = x2 + 2x + 3
A. No x-intercepts, (0, -3)
B. No x-intercepts, (0, 3)
C. 
, (0, 3)
D. 
, (0, -3)
Solve the problem. Use a FICA rate of 6.2%, a Medicare rate of 1.45%, and an SDI rate of 1%. Assume the person's earnings will not exceed $31,800 for the year. Round to the nearest cent if needed.Todd Bennett worked 41.5 hours last week at Eck Builders, a construction company. He is paid $11.27 per hour, plus time-and-a-half for overtime. Find his Social Security tax and Medicare tax for the week.
A. $29.52, $6.90 B. $27.95, $6.54 C. $43.50, $10.17 D. $29.00, $6.78
Write the first four terms of the sequence.an = 
A. a1 = -2, a2 = 1, a3 = 
, a4 = 
B. a1 = -2, a2 = - 1, a3 = 
, a4 = 
C. a1 = 2, a2 = 1, a3 = 
, a4 = 
D. a1 = 2, a2 = - 1, a3 = 
, a4 = 
Solve the problem.Find the volume V of a rectangular box with length 4 m, width 8 m, and height 3 m.
A. V = 63 ft3 B. V = 48 ft3 C. V = 84 ft3 D. V = 196 ft3