Advertisements
Advertisements
प्रश्न
Solve for a, b and c; if `[(a, a - b),(b + c, 0)] = [(3, -1),(2, 0)]`
Advertisements
उत्तर
If two matrices are equal, then their corresponding elements are also equal.
a = 3
a – b = –1
`\implies` b = a + 1 = 4
b + c = 2
`\implies` c = 2 – b = 2 – 4 = –2
APPEARS IN
संबंधित प्रश्न
State, whether the following statement is true or false. If false, give a reason.
The matrices A2 × 3 and B2 × 3 are conformable for subtraction.
If `A = [(2),(5)], B = [(1),(4)]` and `C = [(6),(-2)]`, find A – C
Evaluate:
`2[(-1 0)/(2 -3)] +[(3 3)/(5 0)]`
Classify the following matrix :
`|(11 , 3 , 0),(21 , 8 , 4),(15,5,2)|`
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.
`[(3),(0),(-1)]`
If a matrix has 8 elements, what are the possible order it can have?
Construct a matrix A = [aij]3 × 2 whose element aij is given by
aij = i – 3j
I2 is the matrix ____________.
If A = `[(5, -2),(7, -0)]` and B = `[(8),(3)]`, then which of the following is not possible?
