Răspunsuri

2014-10-23T21:43:18+03:00
=3^50(3²-3-1):[(3²)^50·5²=
=3^50·5:(3^100·5²=
=3^(50-100)·5^(1-2)=
=3^(-50)·5^-1=1/(3^50·5)=1/15^50
2014-10-23T23:21:57+03:00
3⁵⁰(3²-3-1):(3²)⁵⁰·5²=
3⁵⁰·5:(3²)⁵°·5²=
3⁵⁰·5:3¹°°·5²=3⁻⁵⁰·5⁻¹