For skew-symmetric matrix: AT=−A, meaning aij=−aji and diagonal entries are 0.
Diagonal: b=0.
a12=−a21: a=−4.
a13=−a31: 5=−c⇒c=−5.
So a=−4,b=0,c=−5.
Matrix A = … is skew - symmetric, then the values of a, b c are :
CUET UG 2023 — Mathematics Applied-Mathematics
2023mcqmedium
Matrix A=04cab15−10 is skew - symmetric, then the values of a, b c are :
Official previous-year question
Held on 7 Jun 2023 · Verified 13 Jul 2026.
Options
- A
a = -4 , b = 0 , c = -5
- B
a = 4 , b = 0 , c = 5
- C
a = -4 , b = 1 , c = -5
- D
a = 4 , b = 1 , c = 5
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