Question

x(x+4)(x+4)=0....................

Answer 1

$x(x + 4) times (x + 4) = 0 \ x times (x + 4) {}^{2} = 0 \ x = 0 \ (x + 4) {}^{2} = 0 \ x + 4 = 0 \ x = - 4 \ x = 0 \ x = - 4 \ x {}{1} = - 4 \ x2 = 0$