Find the gradient of the curve at the point where .
Answer and explanation
Correct answer: C. 10
- Step 1: . Step 2. At : . Answer: 10. Why not the others: -6: That is the -value at the point, not the gradient. 34: That differentiates as instead of . -2: That does not multiply by the powers when differentiating.
Practise more Differentiation and Applications.
Free questions with an explanation for every one, and full timed Singapore GCE O-Level mock tests.
More Differentiation and Applications questions
- Find the derivative of with respect to for .
- The equation of a curve is . Find the coordinates of the stationary points and determine their nature.
- A spherical balloon is being inflated so that its volume increases at a constant rate of . Find the rate of incr…
- Find the equation of the normal to the curve at the point where .
- Find the derivative of .
- A piece of wire of length is bent into the shape of a sector of a circle of radius and angle radians.…