Apiecewise function with 3-5 equations with a horizontal line, positive slope, and a negative slope

check the picture below.

that's a cheap way to get one, notice the dashed lines, which are continuations of the line, however outside the range and therefore, not part of the piece-wise.

goog may have it for you

answer: c

because if you look at the chart you can see a pattern and compare it to the question he simplify out your

but i think the formula is f(x)=6x