Question 433283

Use {{{(x - 3)^2 = 0}}}

That means {{{x^2 - 6x + 9 = 0}}}


{{{ graph( 500, 500, -10, 10, -10, 10, x^2 -6x + 9) }}}


as you can see on this graph, the fact that this parabola has only one x-intercept has verified the solution above