MCQ
यदि $D=\left|\begin{array}{ccc}a+\alpha d & a+\beta d & a+\gamma d \\ \alpha & \beta & \gamma \\ d & d & d\end{array}\right|$, तब
- A$D=\alpha+\beta+\gamma$
- B$D=1$
- C$D=-1$
- ✓$D=0$
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