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## Example Questions

### Example Question #76 : Matrices And Vectors

What is the inverse of the identiy matrix ?

**Possible Answers:**

The identity matrix

**Correct answer:**

The identity matrix

Explanation:

By definition, an inverse matrix is the matrix B that you would need to multiply matrix A by to get the identity. Since the identity matrix yields whatever matrix it is being multiplied by, the answer is the identity itself.

Yucheng

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### All Precalculus Resources

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