Do any three points always, sometimes, or never determine a plane? Explain.

step by step do this method

step-by-stp

the correct answer is the section c

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