Question

Q1. If 1 is a zero of.
x ^3- 3x^2 - X+3 then find all other zeroes.​

Answer 1

Step-by-step explanation:

x^2(x-1)-2x(x-1)-3(x-1)=0

==>(x-1)(x^2-2x-3)=0

==>(x-1)(x^2-3x+x-3)=0

==>(x-1)(x(x-3)+1(x-3))=0

==> (x-1)(x-3)(x+1)=0

==>x=1,-1,3