250 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean ? = 75 and standard deviation ? = 10.Approximately how many students had test scores between 65 and 81.75?
A. 181
B. 147
C. 204
D. 125
E. 85
Answer: B
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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 x-axis.x = 7e- y2, y = 0, x = 0, y = 1
A. 14
?
B. 7
?
C. 14
?
D. 7(e - 1) ?
?What is not the reason that the Real Number System is considered complete? ?
A. Because there are no holes or spaces in the Real Number System number line.? B. ?Because every decimal number, whether terminating or non-terminating, is represented on the number line by only one point. C. ?Every point on the Real Number System number line is represents only one number. D. ?There are an infinite number of points in the Real Number System that correspond to an infinite number of points on the number line. E. ?All of the above. F. ?None of the above.
Answer the question.A criminal conviction in a particular state requires a vote by 3/4 of the jury members. On a 13-member jury, 8 jurors vote to convict. Will the defendant be convicted?
A. Yes B. No
If possible, factor the polynomial completely. If a polynomial cannot be factored, state that it is prime.98x2 - 32
A. 4(7x + 4)(7x - 4) B. 2(7x + 4)(7x - 4) C. 2(7x + 4)2 D. 2(7x - 4)2