Jawaban:
b-q/2√a = 2-(-3)/2√1=5/2 (E)
Limit
lim [x→∞] √(ax² + bx + c) - √(px² + qx + r)
= (b - q)/2√a
syarat : a = p
lim x→∞ (√(x² + 2x + 1) - √(x² - 3x + 4))
= (2 - (-3)) / 2√1
= 5/2
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Jawaban:
b-q/2√a = 2-(-3)/2√1=5/2 (E)
Limit
lim [x→∞] √(ax² + bx + c) - √(px² + qx + r)
= (b - q)/2√a
syarat : a = p
lim x→∞ (√(x² + 2x + 1) - √(x² - 3x + 4))
= (2 - (-3)) / 2√1
= 5/2