jee_main_2026_21_jan_evening - Matrices and Determinants Topics

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QUESTION #14 Matrix Algebra
For the matrices A= bmatrix3 & -4 1 & -1 bmatrix and B= bmatrix-29 & 49 -13 & 18 bmatrix, if (A¹⁵+B) bmatrixx y bmatrix= bmatrix0 0 bmatrix, then among the following which one is true?
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QUESTION #18 System of Linear Equations
If the system of equations 3x + y + 4z = 3 2x + α y - z = -3 x + 2y + z = 4 has no solution, then the value of α is equal to:
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Rankbit System
JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%) | JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%)

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