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CUET
-- Mathematics - Section B1
Determinants
Find the value of x if \(\begin{vmatrix}2 & 4 \\3 & 1 \end{vmatrix}\) = \(\begin{vmatrix}2 & 3 \\2 & x \end{vmatrix}\)
-2
-4
-3
None of the above
By solving the determinants we get
2-12 = 2x- 6
-10 = 2x-6
-4 = 2x
-2 = x
