What is the derivative of f(x) = 2x^2 + 7x + -1?
- A. 2x^1 + 7
- B. 4x + 7 ✓
- C. 4x^2 + 7
- D. 4x^1
Correct answer
B. 4x + 7
Explanation
Using the power rule, the derivative of 2x^2 is 4x^1, the derivative of 7x is 7, and the derivative of the constant -1 is 0. So f'(x) = 4x + 7.
Related MCQs
- According to Newton's Second Law; if the mass of an object doubles while the net force stays constant; what ha...
- In literary analysis; what term describes an object; character; or event that represents a broader idea or con...
- According to the theory of natural selection; which of the following best explains how species adapt over time...
- In an exothermic reaction; what happens to the energy of the surroundings?
- Which greenhouse gas is most associated with agricultural livestock production; particularly cattle?
- According to Maslow's hierarchy of needs; which level must generally be satisfied before a person pursues self...