Question 66747
absolute value of a number is the square root of that number squared:
{{{abs(x) = sqrt(x^2)}}}
{{{abs(x - 2) = sqrt((x - 2)^2)}}}
{{{sqrt((x - 2)^2) > 0}}}
{{{(x - 2)^2 > 0 }}}
x - 2 > +0 and x - 2 < -0
x - 2 > 0 and x - 2 < 0
x > 2 and x < 2
All real numbers except for two.