Question

If the point (-1,2) lies on the graph of y=f(x), then a point on the graph of y=-2f(x)+5

Answer 1

(-1, 1)

Explanation:

Multiply f(x) or y value by -2, so (-1, 2) -> (-1, -4)

Add 5 to the f(x) or y value since it is a vertical translation, so (-1, -4) -> (-1, 1)