Add.-18 + (-5) + (-8) + 16
A. 11
B. 15
C. -15
D. 47
Answer: C
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A certain tree grows by 2/t + e(-t2/2) feet per year, where t is the time in years. Use Simpson's rule with whole year intervals to estimate the total growth during the stated time interval.From t = 1 to t = 3
A. 3.5 ft B. 3.94664 ft C. 2.59378 ft D. 2.14706 ft
Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the y-axis.y = 
, y = 0, x = 5, x = 7
A. 15? B. 30? C. 20? D. 10?
Write the whole number in word form.3072
A. Three thousand, seventy-two B. Three million, seventy-two C. Three hundred thousand, seventy-two D. Thirty thousand, seventy-two
Solve the problem.A firm is considering a new product. The accounting department estimates that the total cost, C(x), of producing x units will be C(x) = 55x + 5800.The sales department estimates that the revenue, R(x), from selling x units will be R(x) = 65x,but that no more than 326 units can be sold at that price. Find and interpret (R - C)(326).
A. -$2540 loss, cost exceeds income It's not worth it to develop product. B. $44,920 profit, income exceeds cost It is worth it to develop product. C. $2540 profit, income exceeds cost It is worth it to develop product. D. $906 profit, income exceeds cost It is worth it to develop product.