Tentukan nilai x jika, f(x): 2x-1, g(x): √x, dan f(g(x)): 3

[tex]f(g(x) = 2 \sqrt{x} - 1 \\ 2 \sqrt{x} - 1 = 3 \\ 2 \sqrt{x} = 3 + 1 \\ 2 \sqrt{x } = 4 \\ \sqrt{x} = \frac{4}{2} \\ \sqrt{x} = 2 \\ ( \sqrt{x} ) {}^{2} = {2}^{2} \\ x = 4[/tex]