Advertisements
Advertisements
Question
Wherever possible, write the following as a single matrix.
`[(1, 2),(3, 4)] + [(-1, -2),(1, -7)]`
Advertisements
Solution
`[(1, 2),(3, 4)] + [(-1, -2),(1, -7)]`
= `[(1 - 1, 2 - 2),(3 + 1, 4 - 7)]`
= `[(0, 0),(4, -3)]`
APPEARS IN
RELATED QUESTIONS
State, whether the following statement is true or false. If false, give a reason.
A column matrix has many columns and only one row.
Wherever possible, write the following as a single matrix.
`[(2, 3, 4),(5, 6, 7)] - [(0, 2, 3),(6, -1, 0)]`
Classify the following matrix :
`|(1 , 1),(0,9)|`
Find the values of a, b, c and d, if `|("a + 3b", 3"c" + "d"),(2"a" - "b" , "c" - 2"d")| = |(5 , 8),(3 , 5)|`
If A = `|("p","q"),(8,5)|` , B = `|(3"p",5"q"),(2"q" , 7)|` and if A + B = `|(12,6),(2"r" , 3"s")|` , find the values of p,q,r and s.
Evaluate the following :
`|(2 , 3),(-4 , 0)| |(3 , -2),(-1 , 4)|`
If A = `[(7,1), (2,5)]` and B = `[(1,2), (3,-1)]` then verify that |AB| = |A| |B|.
Given `[(2, 1),(-3, 4)], "X" = [(7),(6)]` the order of the matrix X
I2 is the matrix ____________.
If A = `[(5, -2),(7, -0)]` and B = `[(8),(3)]`, then which of the following is not possible?
