Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form.
+ 
A. 
B. 
C. 
D. 
Answer: B
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Evaluate the integral.
A. 8i - 6j + 3k
B. 4i - 3j - 
k
C. 4i + 3j - 
k
D. 8i + 6j - 3k
Solve the problem.Chuck and Dana agree to meet in Chicago for the weekend. Chuck travels 212 miles in the same time that Dana travels 192 miles. If Chuck's rate of travel is 5 mph more than Dana's, and they travel the same length of time, at what speed does Chuck travel?
A. 56 mph B. 50 mph C. 48 mph D. 53 mph
A computer password is made up of five characters. Each character can be a capital letter (A through Z) or a digit (0 through 9).How many passwords start with a digit?
A. 10 × 354 B. 10 × 364 C. 364 D. 10 × 264 E. none of these
Find f(x) and g(x) such that h(x) = (f ? g)(x).h(x) = 
+ 1
A. f(x) = 
, g(x) = 1
B. f(x) = 
, g(x) = 
+ 1
C. f(x) = x, g(x) = 
+ 1
D. f(x) = x + 1, g(x) = 