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AP ECET
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Mathematics
List of top Mathematics Questions on Linear Algebra asked in AP ECET
If \( A = \begin{pmatrix} 2 & x + 9 \\ 1 & 2x \end{pmatrix} \) is invertible, then \( x \neq \):
AP ECET Ceramic Tech - 2025
AP ECET Ceramic Tech
Mathematics
Linear Algebra