Test SeriesFree PYQsExamsPricing

MHT CET 2023 Mathematics question

MathematicsMatricesMHT CET 2023

If is the adjoint of a matrix A and , then is equal to

Answer: (B)

Solution

For an matrix, . For : . Expand along the first row: . So

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-095373