Advertisements
Advertisements
प्रश्न
Choose the correct alternative:
If xayb = em, xcyd = en, Δ1 = `|("m", "b"),("n", "d")|`, Δ2 = `|("a", "m"),("c", "n")|`, Δ3 = `|("a", "b"),("c", "d")|`, then the values of x and y are respectively,
विकल्प
`"e"^(Delta_2/Delta_1), "e"^(Delta_3/Delta_1)`
`log(Delta_1/Delta_3), log(Delta_2/Delta_3)`
`log(Delta_2/Delta_1), log(Delta_3/Delta_1)`
`"e"^(Delta_1/Delta_3), "e"^(Delta_2/Delta_3)`
उत्तर
`"e"^(Delta_1/Delta_3), "e"^(Delta_2/Delta_3)`
APPEARS IN
संबंधित प्रश्न
Find the rank of the following matrices by minor method:
`[(2, -4),(-1, 2)]`
Find the rank of the following matrices by minor method:
`[(1, -2 - 1, 0),(3, -6 - 3, 1)]`
Find the rank of the following matrices by minor method:
`[(1, -2, 3),(2, 4, -6),(5, 1, -1)]`
Find the rank of the following matrices by minor method:
`[(0, 1 ,2, 1),(0, 2, 4, 3),(8, 1, 0, 2)]`
Find the rank of the following matrices by row reduction method:
`[(1, 1, 1, 3),(2, -1, 3, 4),(5, -1, 7, 11)]`
Find the rank of the following matrices by row reduction method:
`[(1, 2, -1),(3, -1, 2),(1, -2, 3),(1, -1, 1)]`
Find the inverse of the following by Gauss-Jordan method:
`[(2, -1),(5, -2)]`
Find the inverse of the following by Gauss-Jordan method:
`[(1, -1, 0),(1, 0, -1),(6, -2, -3)]`
Find the inverse of the following by Gauss-Jordan method:
`[(1, 2, 3),(2, 5, 3),(1, 0, 8)]`
Choose the correct alternative:
If A = `[(3, 1, -1),(2, -2, 0),(1, 2, -1)]` and `"A"^-1 = [("a"_11, "a"_12, "a"_13),("a"_21, "a"_22, "a"_23),("a"_31, "a"_32, "a"_33)]` then the value of a23 is
Choose the correct alternative:
The rank of the matrix `[(1, 2, 3, 4),(2, 4, 6, 8),(-1, -2, -3, -4)]` is
Let A = {1, 3, 5} and B = {x : x is an odd natural number less than 6}. Then, which of the following are true?
