The graph of a rational function y = f(x) is given below. Use the graph to give the solution set of   and  Use set notation for part (a) and interval notation for parts (b) and (c).

A. (a) {3} (b) (-3, ?) (c) (-?, -3)
B. (a) {3} (b) (-?, -3) (c) (-3, ?)
C. (a) {3} (b) (-3, 3) (c) (-?, -3) ? (3, ?)
D. (a) {3, -1} (b) (-?, -3) (c) (-3, ?)


Answer: C

Mathematics

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Express the given function as a composite of functions f and g such that y = f(g(x)).y =  + 5

A. f(x) = , g(x) = 5
B. f(x) = x + 5, g(x) = 
C. f(x) = , g(x) =  + 5 
D. f(x) = x, g(x) =  + 5 

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Provide an appropriate response.What percent of 12 is 16? Use the percentage proportion.

A. 4%
B. %
C. 75%
D. %

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Use a product-to-sum identity to rewrite the expression.cos  sin 

A. 0.5
B. 0.5
C. 0.5
D. 0.5

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Use elimination to solve each system of equations, if possible. Identify the system as consistent or inconsistent. If the system is consistent, state whether the equations are dependent or independent. x + 2y = 58x + 3y = 40

A.

(6, 5); consistent and independent

B. (6, -1); consistent and independent
C. (5, 0); consistent and independent
D. inconsistent

Mathematics