# Basic limit

Calculus Level 3

if $$\lim _{ x\rightarrow 1 }{ \frac { \sqrt { 4{ x }^{ 3 }+3x+2 } -\sqrt { 3{ x }^{ 2 }+x+5 } }{ { x }^{ 2 }+x-2 } }$$ can be expressed as $$\frac { a }{ b }$$. What is a + b?

×