What are the most common mistakes students make in Trigonometry?
the range of both sine and cosine is [−1, 1] — a value outside means a mistake.
Top mistakes to avoid in Trigonometry: • the range of both sine and cosine is [−1, 1] — a value outside means a mistake. • misremembering it as sinθ + cosθ = 1. • using degrees in derivative/limit formulas. • accepting an answer where sinθ > 1.
Common mistake
the range of both sine and cosine is [−1, 1] — a value outside means a mistake.
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