MCQ
यदि $A=\left[\begin{array}{cc}4 \alpha & 0 \\ 5 & 1\end{array}\right], B=\left[\begin{array}{cc}16 & 0 \\ 5 & 1\end{array}\right]$, जहाँ A = B तो $\alpha$ का मान है
- A1
- B-1
- ✓4
- Dइनमें से कोई नहीं
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