If matrix A = `[(1, -1),(2, 3)]` such that AX = I, then X is equa… - Vidyadip

MCQ

If matrix A = `[(1, -1),(2, 3)]` such that AX = I, then X is equal to ______.

A
`1/5[(3, -1),(-2, 1)]`
✓
`1/5[(3, 1),(2, 1)]`
C
`1/5[(1, 3),(2, -1)]`
D
`1/5[(-3, 2),(4, -1)]`

✓

Answer

Correct option: B.

`1/5[(3, 1),(2, 1)]`

B

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