Answer:
[tex]2a+3+\frac{6}{a-1}[/tex]
Step-by-step explanation:
[tex]=\frac{2a^2+a+3}{a-1}[/tex]
[tex]=2a+\frac{3a+3}{a-1}[/tex]
[tex]=2a+3+\frac{6}{a-1}[/tex]