Need help immediately

C)

The rate of change/slope is constant, when you calculate it for this problem, it doesn't change for any amount of marbles listed in the table

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

b.my answer is b.

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