Limits, Continuity & Differentiability
General
Grade 12

Question:

<p>Find g(x) = −x4b where b = limx→∞( √ x2 + x + 1 − √ x2 + 1).</p>

Step-by-Step Solution

Key Concept: General
<p>Rationalization gives b = 1/2. Thus g(x) = -x4(1/2) = -x2.</p>
Correct Answer: 1

Master Limits, Continuity & Differentiability with Mathbee

Practice this topic under real exam conditions with strict timers, or ask our AI Mentor to explain the concepts step-by-step.

Start Practicing for Free