Find the average of the numbers.93, 27, 45, 75
A. 60
B. 213
C. 240
D. 120
Answer: A
Mathematics
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Change the order of integration and evaluate the integral.
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
P(E) is the probability of an event E occurring, and O(E) is the odds of an event E occurring. Solve the following problem.If P(E)=
, find O(E).
A. 3:7 B. 4:7 C. 3:10 D. 3:4
Mathematics
Use integration by parts to establish a reduction formula for the integral.
A. 
= xn ex - n 
B. 
= xn ex - n 
C. 
= xn ex + n 
D. 
= xn ex - 
Mathematics
Solve the quadratic inequality. Write your answer in interval notation.x2 - 10x + 21 ? 0
A. (-?, 3] B. (-?, 3] ? [7, ?) C. [7, ?) D. [3, 7]
Mathematics