3 and 4 .Determinants and Matrices
normal

જો $A$ એ $3$ કક્ષાનો ચોરસ શ્રેણિક છે કે જેથી  $|A| = 2$ થાય તો $|(A -A^T)^5| + |(A^T -A)^3|$ ની કિમંત મેળવો.

A

$24$

B

$16$

C

$0$

D

$8$

Solution

$(A^T -A)$ and $(A -A^T)$ Skew symmetric mat. of $(3 × 3)$ order and $|A^T -A| = |A -A^T| = 0$

Standard 12
Mathematics

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