A) \[0{}^\circ \]
B) \[30{}^\circ \]
C) \[45{}^\circ \]
D) \[60{}^\circ \]
Correct Answer: A
Solution :
| [a] \[LHS=\sin 2A=\sin 2\times 0{}^\circ =\sin 0{}^\circ =0\] |
| \[RHS=2\sin A=2\sin 0{}^\circ =2\times 0=0\] |
| \[\Rightarrow \,\,\,\,\,\,\,\,\,\,A=0{}^\circ \] |
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