Solve the equation on the interval [0, 2?).sin x = 1 - 2 sin2x
A. 
, 
, 
B. No solution
C. 
, 
, 
D. 
, 
, 
Answer: A
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Find the partial fraction decomposition for the rational expression.
A. - 
+ 
B. 
+ 
C. 
- 
D. 
+ 
Simplify, if possible.
A. 
B. 1
C. 
D. 3
Solve the problem.A vendor sells hot dogs, bags of potato chips, and soft drinks. A customer buys 2 hot dogs, 4 bags of potato chips, and 4 soft drinks for $9.50. The price of a hot dog is $1.75 more than the price of a bag of potato chips. The cost of a soft drink is $3.75 less than the price of two hot dogs. Find the cost of each item.
A. $2.50 for a hot dog; $0.75 for a bag of potato chips; $0.75 for a soft drink B. $2.25 for a hot dog; $0.50 for a bag of potato chips; $0.75 for a soft drink C. $0.50 for a hot dog; $2.25 for a bag of potato chips; $0.75 for a soft drink D. $2.25 for a hot dog; $0.75 for a bag of potato chips; $0.50 for a soft drink
Find the perimeter. Use 3.14 for ? when needed.
A. 140.76 yd B. 80.07 yd C. 53.38 yd D. 104.38 yd