Question

how do you graph M(x) = 2|x-3|-4 ?

Answer 1

http://www.wolframalpha.com/input/?i=2 |x-3|-4

Answer 2

M(x)=2x-6-4
M(x)=2x-10
let m(x)=y=0
-2x=-10
x=5
(5;0)
then let x=0
m(x)=-10
rem.m(x)=y
(0;-10)