sederhanakanlah Tolong dijawab yaa :)

kalo gak paham beginian. gini aja.
3/12 x³/x y²/y^5 2^4/2^4

1/4 (x^(3-1))/1 1/y^(5-1) -

1 • x^(3-1) • 1
=_____________
4 • 1. • y^(5-1)

x²
=_____
4y^4