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Class 12
Solutions of Sample Papers and Past Year Papers - for Class 12 Boards

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


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

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Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.