Mathematics, 31.03.2021 01:00 strent45

What are the domain and range of the step function with the equation below? f(x)=-3[x]
The domain is all real numbers, and the range is all real numbers.
The domain is all integers, and the range is all integers that are multiples of 3.
The domain is all real numbers, and the range is all integers that are multiples of 3.
The domain is all integers, and the range is all real numbers.

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What are the domain and range of the step function with the equation below? f(x)=-3[x]
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