Question

the zeros of polynomial x2 -2x-3 are (1)-3,1 (2) -3,-1 (3) 1,-3 (4) 1,3

Answer 1

Answer:

x^2-2x-3

x^2-3x+x-3

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

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

x=-1,3