Jawapan

2015-03-08T23:43:56+08:00
A) fg(x)=3(g(x)) =3(1-6x) =3-18x B)gf(x)=1-6x(f(x)) =1-6x(3x) =3x-18x^2
2015-03-09T23:42:37+08:00
A) 3(1-6x)
=3-18x

b)1-6(3X)
=1-18x