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Differentiation quiz: N(A)-Level Additional Mathematics (SEAB 4051) quiz

14questions. Pick an answer and you'll see why right away.

  1. What does dydx\dfrac{dy}{dx} represent at a point on the curve y=f(x)y = f(x)?

  2. Differentiate y=x5y = x^5.

  3. Differentiate y=4x3βˆ’xy = 4x^3 - x.

  4. Which rule differentiates a composite function such as (3x+1)4(3x + 1)^4?

  5. Differentiate y=(2x+1)3y = (2x + 1)^3.

  6. Using the product rule, differentiate y=x2(x+1)y = x^2(x + 1) after first identifying uu and vv.

  7. The gradient of the normal to a curve, where the tangent gradient is mm, is:

  8. Find the tangent gradient to y=x2y = x^2 at x=3x = 3.

  9. Find the equation of the tangent to y=x2y = x^2 at the point (1,1)(1, 1).

  10. At a stationary point, dydx\dfrac{dy}{dx} equals:

  11. By the second derivative test, a stationary point where d2ydx2<0\dfrac{d^2y}{dx^2} < 0 is a:

  12. Find the stationary point of y=x2βˆ’4x+1y = x^2 - 4x + 1.

  13. If the second derivative test gives d2ydx2=0\dfrac{d^2y}{dx^2} = 0 at a stationary point, you should:

  14. Differentiate y=1xy = \dfrac{1}{x} by first writing it as a power of xx.