1 Answer

Noobular · Answer 1 · 2019-05-02T07:31:32+0000

It's a linear function.

Domain of a linear function is the set of all real numbers.

If the slope of linear function is different than 0, then range is the set of all real numbers.

We have f(s) = 7s + 15. The slope = 7 ≠ 0. Therefore:

Answer:
$Domain=\mathbb{R};\ Range=\mathbb{R}$

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