MCQ
When $A =\ldots \ldots \ldots, \sin 2 A =2 \sin A$ is true.
- ✓$0^{\circ}$
- B$30^{\circ}$
- C$45^{\circ}$
- D$60^{\circ}$
✓
Answer
Correct option: A.
$0^{\circ}$
$0^{\circ}$
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