The graphs below have the same shape. What is the equation of the blue
graph?

Step-by-step explanation:

This is the only correct answer. The two on the image are not correct.

f(x) = x^3 -2x^2 -3x

x( x^2 -2x-3)

x( x^2 +x -3x -3)

x( x(x+1) -3(x+1))

x( x-3)( x+1)

so zeroes are 0, 3,-1

its (2) option