limit mat ipa part 8 jelaskan dgn caranya

Bab Limit
Matematika SMA Kelas XI

lim (√(x + p)(x + q) - x)
x→~
= lim (√(x² + x(p + q) + pq - √x)
..x→~
= (p + q)/(2√1)
= 1/2 . (p + q)