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GATE ECE 2015 Set 3 | Question: 1
Milicevic3306
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Linear Algebra
Mar 28, 2018
retagged
Feb 27, 2021
by
Lakshman Patel RJIT
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For $A = \begin{bmatrix} 1 &\tan x \\ -\tan x &1 \end{bmatrix},$ the determinant of $A^{T}A^{-1}$ is
$\sec^{2}x$
$\cos 4x$
$1$
$0$
gate2015-ec-3
linear-algebra
matrices
determinant
Milicevic3306
asked
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Linear Algebra
Mar 28, 2018
retagged
Feb 27, 2021
by
Lakshman Patel RJIT
by
Milicevic3306
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Answer:
C
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