3.3 · TrigonometryLesson 6 of 13

Compound angle formulae: tan(A ± B)

Divide the sin formula by the cos formula, then use it for exact values and equations.

Locked

Unlock the rest of Cambridge A Level Mathematics: Pure 3 (9709 Paper 3).

  • Every lesson, every resource, unlocked instantly.
  • Track progress and pick up where you left off.
  • Free preview lessons stay readable from the outline.

From

BDT 0

Enrol now