Question

What is the limit?

1. limit as x goes to POSITIVE infinity
(10x+8)/(7x^2-3x+5)

2. as x goes to NEGATIVE infinity
(10x+8)/(7x^2-3x+5)

Answer 1

10 x/7x^2 -->10/7x ---> oo

-10 |x | /7 |x|^2 --> -10/7 |x| --> -oo