Question

What are the domain and range of f(x) = 2(3x)?

Answer 1

A. Domain: (-∞,∞) Range (0,∞)

Explanation:

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Answer 2

The domain and range of the linear function
y = 2(3x) = 6x
are (-∞, ∞)


The domain of
2^(3x)
or of
2·3^x
is (-∞, ∞))

and the range of these exponential functions is (0, ∞)