Evaluate the integral.
A. (2x + 4) ln 
+ C
B. 4 tan-1
+ C
C. 
sin-1
+ C
D. 
tan-1
+ C
Answer: D
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Use scientific notation to perform the following operations. Leave your answer in scientific notation.(10 × 104) ÷ (5 × 106)
A. -2.0 × 102 B. 2.0 × 10-2 C. -2.0 × 10-2 D. 2.0 × 102
Solve the problem.The sides of a triangle are 7 inches, 8 inches, and 9 inches. If the shortest side of a similar triangle is 
find its longest side.
A. 45 in. B. 39 in. C. 40 in. D. 8 in.
Divide.
A. 9 B. 8 C. 7 R2 D. 7 R1
Find the requested ratio in decimal notation rounded to the nearest thousandth.At the opening night of a theater production, there are 457 women and 264 men in the audience. For this set of people, what is the ratio of women to the total number of people?
A. 0.634 B. 1.731 C. 0.002 D. 0.366