Trigonometry
Inverse Trigonometric Functions
MCQ (Single Correct Answer)Subjective
1
WB JEE 2016
MCQ (Single Correct Answer)
+1
-0.25
Let A be a 3 $$ \times $$ 3 matrix and B be its adjoint matrix. If | B | = 64, then | A | is equal to
A
$$ \pm $$2
B
$$ \pm $$4
C
$$ \pm $$8
D
$$ \pm $$12
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