SgjkpL7v
5.0
CCSS.Math.Content.HSN-VM.C.10
(+) Understand that the zero and identity matrices play a role in matrix addition and multiplication similar to the role of 0 and 1 in the real numbers. The determinant of a square matrix is nonzero if and only if the matrix has a multiplicative inverse.
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2020-12-17T17:26:57.981149Z
2020-12-17T17:26:57.981183Z
4