Jawab:
Lim 4 – x²
x➝2 3 – √x² + 5
= Lim 4 – x² × 3 + √x² + 5
x➝2 3 – √x² + 5 3 + √x² + 5
= Lim (4 – x²)(3 + √x² + 5)
x➝2 9 – x² + 5
= Lim (4 – x²)(3 + √x² + 5)
x➝2 4 – x²
= 3 + √4 + 5
= 3 + 3
= 6