Question

If one of the zero of the polynomial x2 +4x-12 is -6, then the other zero is

Answer 1

${x}^{2} + 4x - 12 = 0$

${x}^{2} - 6x + 2x - 12 = 0$

$x(x - 6) + 2(x - 6) = 0$

$(x + 2) = 0 \: (x - 6) = 0$

$x = - 2 \: x = 6$

hope it helps ❤️