Indicate whether the rational expressions are equivalent.
and 
A. The expressions are equivalent.
B. The expressions are not equivalent.
Answer: B
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Evaluate the integral.
A. 
ln 
+ C
B. ln 
+ C
C. 4 sin x + C
D. 4 ln 
+ C
Solve.License plates are made using 2 letters followed by 3 digits. How many plates can be made if repetition of letters and digits is allowed?
A. 100,000 B. 67,600 C. 11,881,376 D. 676,000
Solve the problem.The manager of a coffee shop has one type of coffee that sells for $8 per pound and another type that sells for $15 per pound. The manager wishes to mix 60 pounds of the $15 coffee to get a mixture that will sell for $11 per pound. How many pounds of the $8 coffee should be used?
A. 70 lb B. 140 lb C. 80 lb D. 40 lb
Simplify the radical expression by factoring out the largest perfect nth power. Assume that all variables are positive.
A. 2
B. 4
C. 5
D. 11