First use front-end rounding to write an estimate of the answer, and then add the decimals to obtain an exact answer.EstimateProblem
?
A. Estimate: 2801, exact: 2393.57
B. Estimate: 2801, exact: 2383.47
C. Estimate: 2801, exact: 2393.47
D. Estimate: 2801, exact: 1393.57
Answer: A
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Identify the coefficient, variable(s), and degree.-8y13
A. 13, y, -8 B. 8, y, 13 C. -8, y, 13 D. 13, y, 8
Solve the problem.Find the volume of the solid generated by revolving the region in the first quadrant bounded by the coordinate axes, the curve y = ex, and the line x = ln 3 about the line x = ln 3.
A. 2?(2 + ln 3) B. 2?(3 - ln 3) C. 2?(2 - ln 3) D. 2?(3 - ln 4)
Shade the Venn diagram to represent the set.(A ? B) ? (A ? B)'
A. 
B. 
150 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean ? = 65 and standard deviation ? = 10.The average score on the exam was approximately
A. 65. B. 75. C. 50. D. 10. E. none of these