Solve the problem.Find a polynomial for the sum of the areas of these rectangles.
A. x2 + 2x + 1
B. 3x
C. 3x2
D. x2 + 2x
Answer: D
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Solve.Several different bus routes stop at the corner of Second St. and Lincoln Ave. A Wilkenson bus arrives every 27 minutes and a Harris Road bus arrives every 15 minutes. If both buses arrive at the stop at 5:07 AM, when will they again arrive at the same time?
A. 11:52 AM B. 6:42 AM C. 9:12 AM D. 7:22 AM
Calculate the derivative of the function. Then find the value of the derivative as specified.g(x) = - 
; g '(-2)
A. g '(x) = - 
; g '(- 2) = - 
B. g '(x) = 
; g '(-2) = 
C. g '(x) = - 2x2; g '(- 2) = - 8
D. g '(x) = - 2; g '(- 2) = - 2
Approximate the value using a calculator. Express answer rounded to three decimal places.e2.88
A. 17.732 B. 7.829 C. 17.814 D. 15.154
Use the cost equation C = 800 + 0.04x + 0.002x² to find the number of units x that a manufacturer can produce when C = 1300. Round answer to the nearest whole unit.
a. 511 units b. 503 units c. 490 units d. 482 units e. 476 units