Evaluate.7 ? 23
A. 56
B. 2744
C. 42
D. 15
Answer: A
Mathematics
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Determine whether the improper integral converges or diverges.
A. Converges B. Diverges
Mathematics
In a school survey, students showed these preferences for instructional materials. Answer the question.
About how many students would you expect to prefer lectures in a school of 900 students?
A. About 18 students B. About 324 students C. About 180 students D. About 162 students
Mathematics
Solve the problem.Find the length of the pulley belt shown in the figure if the belt crosses at 60° angles. The radius of each circle is 9.39 in.
A. 104 in. B. 144 in. C. 81.8 in. D. Not enough information.
Mathematics
Evaluate the expression.-4a0 + 4b0
A. 4 B. 0 C. 4a - 4b D. -4a + 4b
Mathematics