Evaluate .
Answer and explanation
Correct answer: D. 3
- Step 1: Use after writing . Step 2. The limit is . Answer: 3. Why not the others: : That inverts the ratio of the coefficients. 1: That would be the limit of without the coefficients. 0: Direct substitution gives , so 0 is not the limit.
Practise more Limits, differentiation and integration.
Free questions with an explanation for every one, and full timed Tawjihi (Palestinian General Secondary Examination), Scientific Stream mock tests.