CBSE Class 12 Sample Paper for 2020 Boards

CBSE Class 12 Sample Paper for 2019 Boards →
Maths Class 12
Solutions of Sample Papers and Past Year Papers - for Class 12 Boards

Question 2 - CBSE Class 12 Sample Paper for 2020 Boards - Solutions of Sample Papers and Past Year Papers - for Class 12 Boards

Last updated at August 14, 2026 by

Suppose P and Q are two different matrices of order 3 × n and n × p , then the order of the matrix P × Q is?

(a) 3 × p            (b) p × 3            (c) n × n            (d) 3 × 3

Suppose P and Q are matrices of order 3 x n and n x p, order of P x Q

Remove Ads
Teachoo · Class 12 Explore Class 12

Transcript

Question 2 Suppose P and Q are two different matrices of order 3 × n and n × p , then the order of the matrix P × Q is? (a) 3 × p (b) p × 3 (c) n × n (d) 3 × 3 Multiplying P and Q They cancel out = P × Q So, correct answer is (a) – 3 × p 1 mark

Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

Davneet Singh is an IIT Kanpur graduate and has been teaching for 16+ years. At Teachoo, he breaks down Maths, Science and Computer Science into simple steps so students understand concepts deeply and score with confidence.

Many students prefer Teachoo Black for a smooth, ad-free learning experience.