Упростите выражение9a^0,5:(3a^0,2)

[latex] \frac{9a^{0,5}}{3a^{0,2}} =3a^{0,5-0,2}=3a^{0,3} \\ [/latex]

[latex] \frac{9a ^{0.5} }{3a ^{0.2} } =3a ^{0.5-0.2} =3a ^{0.3} [/latex]