Question

сократите дробь :12^n+1/2^2n-1 * 3^n+3

Answer 1

12^(n+1)=12^n *12

2^(2n-1)=2^2n /2=4^n /2

3^(n+3)=3^n *27

дробь=(12^n *12*2)/(4^n *3^n *27)=(12^n*24)/(12^n*27)=24/27