Trigonometrymedium · Past Paper
What is the value of sin 2θ if sin θ = 3/5 and cos θ = 4/5?
A7/25
B12/25
C24/25
D1
✓ Correct Answer: C — 24/25
sin 2θ = 2 sin θ cos θ = 2 * (3/5) * (4/5) = 24/25.
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