Solve a System of Equations Using the Multiplicative Inverse - Pre-Calculus
Card 0 of 1
Question
What is the inverse of the identiy matrix 
?
What is the inverse of the identiy matrix
Answer
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.
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.
Compare your answer with the correct one above
Tap the card to reveal the answer