Solve the problem.Decide which of the rational functions might have the given graph. 

A. f(x) = 1 - x
B. f(x) =  - 1
C. f(x) = 1 - 
D. f(x) = 1 + 

Answer: C

Mathematics

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Provide an appropriate response.The set of rational numbers is the set of all numbers which can be expressed in the form , where a and b are integers and  is not equal to 0.

A. ; b
B. a ? b; a
C. ; a
D. a ? b; b

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Mathematics

When plotting the equation y = 2x + 1, what is the value of y when x = 0?

a. -1 b. 0 c. 1 d. 2 e. 3

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Mathematics

Change the exponential expression to an equivalent expression involving a logarithm.82/3 = 4

A. log28 = 
B. log84 = 
C.  = 8
D. log48 = 

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Mathematics

Determine whether the given ordered pair is a solution of the system.(2, -5)4x - y = 3 3x - 4y = -14 

A. solution B. not a solution

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Mathematics