Transform One Function Graph into Another

$f(x) = 3x+5$, $g(x) = 2x - 10$

$f(x) = 20x-1$, $g(x) = 2x^2$

$f(x) = x^2$, $g(x) = 2^x$

$f(x) = x^3 - 4x$, $g(x) = 2x^3 - 8x - 4$

$f(x) = x^2$ for $x \ge 0$, $g(x) = \sqrt{x}$