Use a trigonometric substitution to evaluate the integral.
A. 
ln ( 1 + 4 ln2x) + C
B. 
tan-1 (2 ln x) + C
C. 
tan-1 (4 ln2 x) + C
D. 
tan-1 (2 ln x) + C
Answer: B
Mathematics
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Complete the table and use the table to estimate the limit.
(x2 + 8x - 2)x1.91.991.999? ?2.0012.012.1f(x)???????
A. 18 B. 17.7 C. 8 D. 5.4
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Write the inequality in interval notation.x ? 3 or x ? 6
A. (6,-3) B. (-?,3] ? [6,?) C. (6,3) D. [-6,-3]
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Change the mixed number to an improper fraction.
A. 
B. 
C. 
D. 
E. 
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Solve the problem.In triangle ABC, the angle C is six times as large as angle A. The measure of angle B is 
greater than that of angle A. Find the measure of the angles.
A. 15°, 75° and 90° B. 15°, 75° and 105° C. 15°, 90° and 90° D. 15°, 90° and 75°
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