Question 946205
a)

{{{graph(300,300,-10,10,-10,10,x^2+x-6)}}}
{{{graph(300,300,-10,10,-10,10,x^2+x-6,abs(x^2+x-6))}}}
f(x) in Red
g(x) in Green
.
.
.
b)
{{{graph(300,300,-10,10,-10,10,x^4-6x)}}}
{{{graph(300,300,-10,10,-10,10,x^4-6x,abs(x^4-6x))}}}
f(x) in Red
g(x) in Green