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"We can subtract two matrices A and B if their" Multiple Choice Questions (MCQ) on rectangle with choices elements are same, order is same, rows are same, and columns are same for school certificate. Practice matrices and determinants quiz questions for online certificate programs for online school courses.

MCQ: We can subtract two matrices A and B if their

1. elements are same
2. order is same
3. rows are same
4. columns are same

B

MCQ: In real numbers, the additive identity is

1. 1
2. 3
3. 0
4. −1

C

MCQ: If A, B and C matrices are of same order and (a + b) + C = A + (b + c), this law is known as

1. Cramer's law
2. distributive law
3. commutative law
4. associative law

D

MCQ: A scalar is denoted by

1. n
2. k
3. r
4. a

B

MCQ: We can add two matrices having real numbers A and B if their

1. order is same
2. rows are same
3. columns are same
4. elements are same

A