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Denzel Howe
Mathematics
11 February, 16:28
How do I find the inverse of a matrix?
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Phillip James
11 February, 16:55
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Step-by-step explanation:
he inverse of A is A-1 only when A * A-1 = A-1 * A = I.
To find the inverse of a 2x2 matrix: swap the positions of a and d, put negatives in front of b and c, and divide everything by the determinant (ad-bc).
Sometimes there is no inverse at all.
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