EASY
12th CBSE
IMPORTANT
Earn 100

If A=35-204-6verify that (2A)'=2A'.

Important Questions on Matrices

EASY
12th CBSE
IMPORTANT

If A=32-1-50-6 and B=-4-5-2318verify that (A+B)'=(A'+B').

EASY
12th CBSE
IMPORTANT

If P=342-105 and Q=7-5-4026verify that (P+Q)'=(P'+Q').

EASY
12th CBSE
IMPORTANT

If A=4158 then show that A+A' is symmetric.

EASY
12th CBSE
IMPORTANT

If A=3-41-1show that A-A' is skew-symmetric.

EASY
12th CBSE
IMPORTANT

Show that the matrix A=0ab-a0c-b-c0 is skew-symmetric.

MEDIUM
12th CBSE
IMPORTANT

Express the matrix A=23-14 as the sum of a symmetric matrix and a skew-symmetric matrix.

EASY
12th CBSE
IMPORTANT

Express the matrix A=3-41-1 as the sum of a symmetric matrix and a skew-symmetric matrix.

MEDIUM
12th CBSE
IMPORTANT

Express the matrix A=-151234709 as the sum of a symmetric and a skew-symmetric matrix.