Solve the equation.9x = 12
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the convergence set for the given power series. Hint: First find a formula for the nth term; then use the Absolute Ratio Test.
+ 
+ 
+ 
+ . . .
A. 2 ? x < 4 B. -1 ? x < 1 C. 0 < x < 3 D. All x
Mathematics
Evaluate the integral by using multiple substitutions.
dx
A. 
(1 + sin2 x)3/2 + C
B. 
+ C
C. (1 + cos2 (x - 10))3/2 + C
D. 
(1 + sin2 (x - 10))3/2 + C
Mathematics
Provide an appropriate response. If you divide a large fraction by another smaller fraction, the result is a number that is:
A. smaller than either of the fractions. B. halfway between the two fractions. C. equal to only one of the fractions. D. larger than either of the fractions.
Mathematics
Find the unknown length in the right triangle. Give an exact answer.
A. b = 7
B. b = 
C. b = 7
D. b = 
Mathematics