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Question : Write the word or phrase that best completes each statement or answers the question : 2146847

SHORT ANSWER⋅ Write the word or phrase that best completes each statement or answers the question⋅

Provide an appropriate response⋅

79) The graph of an exponential function with base a is given⋅ Sketch the graph of h(x) = a^{-x}⋅ Give the domain and range of h⋅

f(x) = a^{x}

80) The graph of an exponential function with base a is given⋅ Sketch the graph of g(x) = a^{x} + 2⋅ Give the domain and range of g⋅

f(x) = a^{x}

81) Explain how the graph of y = 4^{x + 4} + 1 can be obtained from the graph of y = 4^{x}⋅

82) Explain how the graph of y =(1/2)^{x} - 2 can be obtained from the graph of y = 2^{x}⋅

83) Explain how the graph of y = -5(1/2)^{x} can be obtained from the graph of y = 2^{x}⋅

84) Why can't y = 2^{x} have an x-intercept?

**MULTIPLE CHOICE⋅ Choose the one alternative that best completes the statement or answers the question⋅**

85) What are the domain and range for the equation y = 2^{x}?

A) Domain: (0, ∞); range: (-∞, ∞)

B) Domain: (-∞, ∞); range: (0, ∞)

C) Domain: (-∞, ∞); range: (-∞, ∞)

D) (-∞, ∞); range: [0, ∞)