lim x ke 3 2-√x+1/x-3

Limit , Kelas 11

lim (2 - √(x+1)) / (x - 3)
x-> 3

kalikan atas bawah dgn 2 + √(x+1)

= (4-x+1) / (2 +√(x+1))(x-3)
= (5-x) / (2+√(x+1))(x-3)
= (5-3) / (2+√(3+1)) (3-3)
= (2)/(0
= ∞