Perform the indicated operation and reduce to lowest terms.38
- 25
A. 11
B. 12
C. 12
D. 13
Answer: C
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Sketch the graph of the quadratic function. Identify the vertex and axis of symmetry.f(x) = (x - 5)2 + 2
A. vertex (-5, 2)
axis of symmetry: x = -5
B. vertex (2, 5)
axis of symmetry: x = 2
C. vertex (5, 2)
axis of symmetry: x = 5
D. vertex (-2, -5 )
axis of symmetry: x = -2
Find the horizontal asymptote, if any, of the rational function.f(x) = 
A. y = 
B. y = 1
C. y = 0
D. None
Answer the question.Which pair of values of x and y makes 3x + y equal 7?
A. x = 3 and y = 2 B. x = 2 and y = 1 C. x = 1 and y = 2 D. x = 2 and y = 3
Solve the problem.Suppose the sales of a particular brand of appliance satisfy the relationship S = 50x + 4800, where S represents the number of sales in year x, with x = 0 corresponding to 1982. Find the number of sales in 
A. 10,100 B. 5000 C. 5050 D. 10,050