Lim (x->tak terhingga) (√ x²+x-2 - √ x²-x+1=) tolong dibantu

jawab

lim(x∞)  √(x² + x - 2)  - √(x²- x + 1)
a = p = 1
b = 1
q = -1

limit = b - q/ 2√a
limit = (1- (-1)) /  2√1
limit = 2/2
limit = 1