What is ?
Answer and explanation
Correct answer: B.
- Step 1: The antiderivative of is . Step 2. Multiplying by 2 gives . **Answer: . Why not the others:** forgets to divide by the new exponent, is the derivative, and forgets the factor 2.
Practise more Differential and Integral Calculus.
Free questions with an explanation for every one, and full timed Studentereksamen STX (Denmark) mock tests.