Advertisements
Advertisements
प्रश्न
Evaluate the following :
`|(6 , 1),(3 , 1),(2 , 4)| |(1 , -2 , 1),(2 , 1 , 3)|`
Advertisements
उत्तर
`|(6 , 1),(3 , 1),(2 , 4)|_(3 xx 2) |(1 , -2 , 1),(2 , 1 , 3)|_(2 xx 3)`
`= |(6+2 , -12+1 , 6 + 3),(3 +2 , -6+1 , 3 + 3),(2 + 8 , -4 + 4 , 2 + 12)|`
`= |(8 , -11 , 9),(5 , -5 , 6),(10 , 0 , 14)|_(3 xx 3)`
APPEARS IN
संबंधित प्रश्न
State, whether the following statement is true or false. If false, give a reason.
A column matrix has many columns and only one row.
If `A = [(2),(5)], B = [(1),(4)]` and `C = [(6),(-2)]`, find B + C
If M = `[(2,1),(1,-2)] `; find M2, M3 and M5.
If P = `|(8,5),(7,2)|` find P - Pt
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.
Find the adjoint of the matrix `"A" = [(2,-3),(3,5)]`
If A = `[(1,1),(2,2)] , "B" = [(1,2),(3,4)]` then find |AB|.
`[(2 ,- 4),(0 ,0),(1 , 7)]`
`[(0, 0, 0),(0, 0, 0)]`
The construction of demand line or supply line is the result of using
