Question

The zeros of the polynomial
x² – 2x - 3
are:​

Answer 1

x^2 -2x-3=0

x^2-3x+x-3=0

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

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

X+1=0 x-3=0

X= -1 X=3

Answer 2

Answer:

${x}^{2} - 3x + x - 3 = 0\\ x(x - 3) + 1(x - 3) = 0\\ (x - 3)(x + 1) = 0 \\ x = - 1 \: and \: x = 3$