Trigonometrymedium · Past Paper
Simplify (1 - cos 2A) / (1 + cos 2A).
Atan^2 A
Bcot^2 A
Csin^2 A
Dcos^2 A
✓ Correct Answer: A — tan^2 A
(2 sin^2 A) / (2 cos^2 A) = tan^2 A.
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