Expressing a sinθ + b cosθ in the form R sin(θ ± α) or R cos(θ ± α) — Pure Mathematics 3 (9709 P3) | Maths4U

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⬅ Further trigonometric identities

The cosecant, secant and cotangent ratios Compound angle formulae Double angle formulae Further trigonometric identities Expressing a sinθ + b cosθ in the form R sin(θ ± α) or R cos(θ ± α)

Trigonometry — Expressing a sinθ + b cosθ in the form R sin(θ ± α) or R cos(θ ± α) 28 problems

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R sin(x+α) and extrema · Notes & examples · Check answers

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