Răspuns:
3⁴⁰×3³⁰=3⁷⁰
Răspuns 3⁷⁰ noroc
[tex]3 ^{40} \times 3 ^{30} [/tex]
=
[tex]3 ^{40 + 30} [/tex]
[tex]3 ^{70} [/tex]