155k views
1 vote
Sabendo que f(g(x))=3x-7 e f(x)=1/3x2, então

User Ryuzaki L
by
8.0k points

1 Answer

0 votes
Hello :
find : g(x) if f(g(x))=3x-7 and f(x)=1/3x2

f(g(x)) = 1/3(g(x))2 = 3x-7
solve : 1/3(g(x))2 = 3x-7
(g(x))2 = 9x-21
g(x) = √(9x-21)
User Butter Beer
by
8.6k points