. 1
Find f
for the function f.
f(x) = 3x² + 3, x > 0
And find the domain

Answer:
y = [tex]\sqrt{\frac{x-3}{3} }[/tex]
Domain = [3, infinity)
Step-by-step explanation:
x = 3y^2 + 3
3y^2 = x - 3
y^2 = (x-3)/3
y = [tex]\sqrt{\frac{x-3}{3} }[/tex]