[278-120] - Mathematics

`[(2 , 7, 8),(-1 , sqrt(2), 0)]`

Sum

It is matrix of order 2 × 3.

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Chapter 8: Matrices - Exercise 8.1

Chapter 8 Matrices
Exercise 8.1 | Q 1.5

If `A = [(2),(5)], B = [(1),(4)]` and `C = [(6),(-2)]`, find A – C

Given : M = `[(5, -3),(-2, 4)]`, find its transpose matrix M^t. If possible, find M + M^t

Given : M = `[(5, -3),(-2, 4)]`, find its transpose matrix M^t. If possible, find M^t – M

State, with reason, whether the following is true or false. A, B and C are matrices of order 2 × 2.

A . (B – C) = A . B – A . C

Classify the following matrix :

`|(800),(521)|`

Find the values of x and y, if `|(3"x" - "y"),(5)| = |(7) , ("x + y")|`

If P= (8,5),(7,2) find : P + P^t

Evaluate the following :

`|(2 , 3),(-4 , 0)| |(3 , -2),(-1 , 4)|`

If P =`|(1 , 2),(3 , 4)|` , Q = `|(5 , 1),(7 , 4)|` and R = `|(2 , 1),(4 , 2)|` find the value of P(Q + R)

If a matrix has 8 elements, what are the possible order it can have?