Question

If f(x) =x(x+1)(2x-1), then find f(x) - f(x-1).

Answer 1

Answer: The value of f(x)-f(x-1)=1

Step-by-step explanation:x(x+1)(x+2)=>2x^3+3x^2+x

by hit and trial method let x=-1

therefore

2(-1)^3+3(-1)^2-1

-2+3-1=0

therefore x=-1

so,f(x)-f(x-1)=1

hope it'll help you and don't forget to mark as brainliest.;-)