Question

please solve the question quickly​

Answer 1

Answer:

First mark me as a brainlest after I will ans your questions

Answer 2

Answer:

$\frac {1}{a}$

Step-by-step explanation:

=> $\frac {a^{7+2n} * a^{2(3n+2)}} {a^{4(2n+3)}}$

=> $\frac {a^{7+2n} * a^{6n+4}} {a^{8n+12}}$

=> $a^{7+2n+6n+4-8n-12}$

=> $a^{-1+0n}$

=> $\frac {1}{a}$

HOPE IT HELPS!!!