Question

Use Equation A and describe the differences to show the change from f(x)=x to the equation A.

Equation A: f(x)=3x−4


(1 point)

The slope decreases by a factor of 3 and the graph of the function moves up the y-axis 4 units.

The slope increases by a factor of 3 and the graph of the function moves down the y-axis 4 units.

The slope decreases by a factor of 3 and the graph of the function moves down the y-axis 4 units.

The slope increases by a factor of 3 and the graph of the function moves up the y-axis 4 units.

Answer 1

"The slope increases by a factor of 3 and the graph of the function moves down the y-axis 4 units."

Reason: slope changes from 1 to 3 (×3), and the −4 is a vertical shift downward by 4.