100 Things Every Designer Needs to Know About People (Voices That Matter)

100 Things Every Designer Needs to Know About People (Voices That Matter)

Matematika Jika g(x) = 3x+2 dan g (f (x)) = x, maka
F (2)​

Jika g(x) = 3x+2 dan g (f (x)) = x, maka
F (2)​

Jawaban:

g(f(x)) = x

《》3f(x) + 2 = x

《》3f(x) = x - 2

《》f(x) = (x-2) / 3

f(2) = (2-2)/3 = 0/3 = 0