Class 12 Matrices · Mcq Single Correct1 Marksmatrix_equality
Class 12 Maths · Matrices · Mcq Single Correct #22
Let A=\(\begin{bmatrix}1 & 0\\2 & 1\end{bmatrix}\) and B=\(\begin{bmatrix}x & 0\\1 & 1\end{bmatrix}\). If A=B², find x.
✅ Step-by-Step Solution
Final Answer: Option (C): 1
- B²=[[x²,0],[x+1,1]]. Corresponding entries require x²=1 and x+1=2; the common solution is x=1.
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