Answer:
your question is blard
i can see it sory
Simplification :-
=》
[tex] \frac{3 {}^{20} }{3 {}^{19} } \times 3 {}^{3} [/tex]
[tex]3 \times 3 {}^{3} [/tex]
[tex] {3}^{4} [/tex]
you can write
[tex]3 {}^{4} [/tex]
as 81
