Approximate the area under the curve and above the x-axis using n rectangles. Let the height of each rectangle be given by the value of the function at the right side of the rectangle.y = 2x + 3 from x = 0 to x = 2; n = 4
A. 17
B. 11
C. 13
D. 15
Answer: B
Mathematics
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Evaluate the improper integral or state that it is divergent.
A. 
B. 
C. ? + 5
D. 0
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Provide an appropriate response.The LIFO method determines the cost of the ending inventory based on the cost of the oldest purchases.
A. True B. False
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Express the repeating decimal as a fraction in lowest terms.0.
A. 
B. 
C. 
D. 
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Solve the problem.Jill is 13.5 kilometers away from Joe. Both begin to walk toward each other at the same time. Jill walks at 2.5 kilometers per hour. They meet in 3 hours. How fast is Joe walking?
A. 3 km/hr B. 2 km/hr C. 4 km/hr D. 2.5 km/hr
Mathematics