Evaluate the integral.
?

?

A.
B.
C. ?
D.
E.


Answer: A

Mathematics

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Find the sum of the series.

A. 1
B.
C. 4
D.

Mathematics

At one high school, students can run the 100-yard dash in a mean of 15.2 seconds with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Rounding to the nearest tenth of a percent as necessary, find the percent of times that are:Greater than 13.4 seconds

A. 97.5% B. 98% C. 84% D. 2.5%

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Is ?ABC ~ ?A'B'C' if m?A = 40° ,m?C = 80° , m?A' = 40° and m?B' = 60°

What will be an ideal response?

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Solve the quadratic equation by completing the square.5x2 - 3x - 8 = 0

A. , 1
B. , 0
C. , -1
D. , -1

Mathematics