What is the derivative of ?
Answer and explanation
Correct answer: B.
- Step 1: Use the product rule with and . Step 2. . **Answer: . Why not the others:** dropping a term, treating as the only factor or changing a sign breaks the product rule.
Practise more Mathematics for the Bacalaureat.
Free questions with an explanation for every one, and full timed Bacalaureat Național (Romania) mock tests.