Advertisements
Advertisements
प्रश्न
Find x and y from the given equations:
`[(-8, x)] + [(y, -2)] = [(-3, 2)]`
Advertisements
उत्तर
`[(-8, x)] + [(y, -2)] = [(-3, 2)]`
`=> [(-8 + y, x - 2)] = [(-3, 2)]`
Equation the corresponding elements, we get
–8 + y = –3 `=>` y = –3 + 8 = 5
And x – 2 = 2 `=>` x = 2 + 2 = 4
Thus, we get, x = 4 and y = 5.
APPEARS IN
संबंधित प्रश्न
Evaluate:
`2[(-1 0)/(2 -3)] +[(3 3)/(5 0)]`
State, with reason, whether the following is true or false. A, B and C are matrices of order 2 × 2.
A – B = B – A
State, with reason, whether the following is true or false. A, B and C are matrices of order 2 × 2.
(A + B) . C = A . C + B . C
If A = `|(5,"r"),("p",7)|` , c and if A + B = (9,7),(5,8) , find the values of p,q,r and s.
If A = `|(3,-2),(-1 , 4)|` , B = `|(2"a"),(1)|` , C = `|(-4),(5)|` , D = `|(2),("b")|` and AB + 2C = 4D then find the values of a and b.
If `"A" = [(1,2,-3),(5,4,0)] , "B" = [(1,4,3),(-2,5,0)]`, then find 2A + 3B.
[2 3 – 7]
`[(2 ,- 4),(0 ,0),(1 , 7)]`
I2 is the matrix ____________.
If A is a matrix of order m × 3, B is a matrix of order 3 × 2 and R is a matrix of order 5 × n such that AB = R, the value of m and n are ______.
