Find the measure of each marked angle.
A. 62° and 118°
B. 62° and 28°
C. 60° and 120°
D. 64° and 116°
Answer: A
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Write the partial fraction decomposition of the rational expression.
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A. 
B. 
C. 
D. 
E. 
Solve the problem below by setting up and solving a system of two linear equations in two variables.A 13% salt solution is to be mixed with a 18% salt solution to produce 10 gallons of a 16% salt solution. How many gallons of the 13% solution and how many gallons of the 18% solution will be needed?
A. 3 gallons of 13% and 5 gallons of 18% B. 8 gallons of 13% and 10 gallons of 18% C. 16 gallons of 13% and 18 gallons of 18% D. 4 gallons of 13% and 6 gallons of 18% E. 18 gallons of 13% and 20 gallons of 18%
Solve the problem.Which of the following objects has exact self-similarity?
A. a head of cauliflower B. the Koch snowflake C. a tree D. the Mandelbrot set E. none of these