1/12
(-1/3x的3n次方)的4次方÷<4(x的3次方)的2n次方>
=(-1/3)的4次方*(x的12n次方)/[4(x的6n次方)]
=(-1/3)的4次方*(x的6n次方)/4
=[(1/3)的4次方*(x的2n次方)的3次方]/4
=(x的2n次方)的3次方/(4*3的4次方)
=3^3/(4*3^4)
=1/(4*3)
=1/12
1/12
(-1/3x的3n次方)的4次方÷<4(x的3次方)的2n次方>
=(-1/3)的4次方*(x的12n次方)/[4(x的6n次方)]
=(-1/3)的4次方*(x的6n次方)/4
=[(1/3)的4次方*(x的2n次方)的3次方]/4
=(x的2n次方)的3次方/(4*3的4次方)
=3^3/(4*3^4)
=1/(4*3)
=1/12