A=
enter the values for the highlighted variables flat
show how to subtract the rational expressions
correctly:
b=0
x2 - 36
? +6x
2
1
(x+6xx-6) x(x + a)
bx
x-
(x+6)(x-6)x
e-
(x+6)(x-6)
dx - x+e
(x+6)(x-6)
x+f
(x+6)(x-6)*
done
x(x-6)