If AX = B, then X =?
- AB
- BA
- A⁻¹B
- B⁻¹A
Explanation
To isolate X from the equation AX = B, multiply both sides by the inverse of A (A⁻¹):
A⁻¹(AX) = A⁻¹B → (A⁻¹A)X = A⁻¹B → IX = A⁻¹B → X = A⁻¹B.
Related MCQs
- The point will always lie on the y-axis.
- The point will always lie on the x-axis.
- The point will always lie in the first quadrant.
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- 21
- 22
- 23
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- 17
- 15
- 19
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
