jika f(x)=7x-2 maka f-¹(x+1=...

f(x) = 7x - 2

*cari inversnya*
x = 7f'(x) - 2
x + 2 = 7f'(x)
f'(x) = [tex] \frac{x + 2}{7} [/tex]


f'(x + 1) = [tex] \frac{(x + 1) + 2}{7} = \frac{x + 3}{7} [/tex]