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The reciprocal form of sec is [...]\text{[...]}[...].

A

The reciprocal form of cosec is csc⁡x=1sin⁡x\boxed{\csc x=\frac{1}{\sin x}}cscx=sinx1​​.

B

The quotient form of cot is cot⁡x=cos⁡xsin⁡x\boxed{\cot x=\frac{\cos x}{\sin x}}cotx=sinxcosx​​.

C

The reciprocal form of sec is sec⁡x=1cos⁡x\boxed{\sec x=\frac{1}{\cos x}}secx=cosx1​​.

D

When sin⁡x=0\sin x=0sinx=0, equivalently x=nπx=n\pix=nπ.

Card 1 of 20

3.5.3 Differentiation (A-level only) Flashcards

  1. A Level
  2. /Maths
  3. /3.5.3 Differentiation (A-level only)

20 flashcards on CCEA A Level Maths 3.5.3 Differentiation (A-level only): the key formulae, methods and definitions you need to recall for AS 1, AS 2, A2 1 and A2 2.

Flashcards