Advertisements
Advertisements
Question
Choose the correct alternative:
The system of equations 4x + 6y = 5, 6x + 9y = 7 has
Options
a unique solution
no solution
infinitely many solutions
none of these
Solution
no solution
APPEARS IN
RELATED QUESTIONS
Find the rank of the following matrices
`((1, -1),(3, -6))`
The price of three commodities, X, Y and Z are and z respectively Mr. Anand purchases 6 units of Z and sells 2 units of X and 3 units of Y. Mr.Amar purchases a unit of Y and sells 3 units of X and 2 units of Z. Mr. Amit purchases a unit of X and sells 3 units of Y and a unit of Z. In the process they earn ₹ 5,000/-, ₹ 2,000/- and ₹ 5,500/- respectively. Find the prices per unit of three commodities by rank method
Choose the correct alternative:
If A = `((2, 0),(0, 8))`, then p(A) is
Choose the correct alternative:
The rank of the unit matrix of order n is
Choose the correct alternative:
If p(A) = r then which of the following is correct?
Choose the correct alternative:
If the rank of the matrix `[(lambda, -1, 0),(0, lambda, -1),(-1, 0, lambda)]` is 2, then λ is
Choose the correct alternative:
The rank of the diagonal matrix `[(1, , , , ,),(, 2, , , ,),(, , -3, , ,),(, , , 0, ,),(, , , , 0,),(, , , , ,0)]`
Choose the correct alternative:
Which of the following is not an elementary transformation?
Choose the correct alternative:
If p(A) ≠ p(A, B) =, then the system is
Find k if the equations x + y + z = 1, 3x – y – z = 4, x + 5y + 5z = k are inconsistent
