Let A be a matrix of order 3 × 4. If R1 denotes the first row of A and C2 denotes its second column

Question

Let A be a matrix of order 3 × 4. If R₁ denotes the first row of A and C₂ denotes its second column, then determine the orders of matrices R₁ and C₂.

Asked by Aaryan | 1 year ago | 91

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Accepted Answer

Given A be a matrix of order 3 × 4.

So, A = [a_{i j}] _3×4

R₁ = first row of A = [a₁₁, a₁₂, a₁₃, a₁₄]

So, order of matrix R₁ = 1 × 4

C₂ = second column of

RD Sharma Solutions for Class 12 Maths Chapter 5 Image 4

Therefore order of C₂ = 3 × 1

Answered by Sakshi | 1 year ago