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Defined and undefined matrix operations | Matrices | Precalculus | Khan Academy

video
  • Content location → Matrices
    EvidenceConnection evidence is not yet available in this language.
  • Content location → Matrices
    EvidenceFor the ordinary row-by-column product of real matrices, the first matrix’s column count must equal the second matrix’s row count. An m-by-n matrix can multiply an n-by-p matrix, giving an m-by-p result. The result-size statement is an editorial clarification of the standard rule.

Matrices

concept
  • Explanation → Matrices
    EvidenceConnection evidence is not yet available in this language.
  • Explanation → Matrices
    EvidenceFor the ordinary row-by-column product of real matrices, the first matrix’s column count must equal the second matrix’s row count. An m-by-n matrix can multiply an n-by-p matrix, giving an m-by-p result. The result-size statement is an editorial clarification of the standard rule.

Matrices

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  • Content location → Defined and undefined matrix operations | Matrices | Precalculus | Khan Academy
    EvidenceFor the ordinary row-by-column product of real matrices, the first matrix’s column count must equal the second matrix’s row count. An m-by-n matrix can multiply an n-by-p matrix, giving an m-by-p result. The result-size statement is an editorial clarification of the standard rule.
  • Explanation → Matrices
    EvidenceFor the ordinary row-by-column product of real matrices, the first matrix’s column count must equal the second matrix’s row count. An m-by-n matrix can multiply an n-by-p matrix, giving an m-by-p result. The result-size statement is an editorial clarification of the standard rule.