Lim 5x² + x x→tak hingga -------------- √4-x²

jawab

limit(x->∞)  (5x² + x) / (√(4 - x²)

= (5x²/x² + x/x² )/ (√(4/x⁴ - x²/x⁴)
= 5 + 0 / (0 + 0)
= 5/0
= ∞