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Need solution for RD Sharma maths class 12 chapter 4 Algebra of Matrices exercise Fill in the blank question 19

Answers (1)

Answer:

 m = q

Hint:

 Use the basic concept of matrix order and multiplication

Given:

 B[n x p]  , A[m x n]C[p x q]

Solution:

BC can be find because, B's  columns and C's  rows are same.

BC x A  can be defined as,

BC[n x q] x A[m x n]

Hence, by the Rule of matrix multiplication,

m = q

 

 

Posted by

Gurleen Kaur

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