matrices

Flashcard
•
Mathematics
•
10th - 11th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a matrix?
Back
A matrix is a rectangular array of numbers, symbols, or expressions, arranged in rows and columns.
2.
FLASHCARD QUESTION
Front
What are the dimensions of a matrix?
Back
The dimensions of a matrix are given in the form 'm x n', where 'm' is the number of rows and 'n' is the number of columns.
3.
FLASHCARD QUESTION
Front
What is a scalar matrix?
Back
A scalar matrix is a square matrix in which all the elements are equal to the same scalar value.
4.
FLASHCARD QUESTION
Front
What is matrix addition?
Back
Matrix addition is the operation of adding two matrices by adding their corresponding elements. This is only possible if the matrices have the same dimensions.
Tags
CCSS.HSN.VM.C.8
5.
FLASHCARD QUESTION
Front
What is matrix multiplication?
Back
Matrix multiplication involves multiplying two matrices by taking the dot product of rows and columns. The number of columns in the first matrix must equal the number of rows in the second.
Tags
CCSS.HSN.VM.C.8
6.
FLASHCARD QUESTION
Front
What is the identity matrix?
Back
The identity matrix is a square matrix with ones on the diagonal and zeros elsewhere. It acts as the multiplicative identity in matrix multiplication.
Tags
CCSS.HSN.VM.C.10
7.
FLASHCARD QUESTION
Front
What is a zero matrix?
Back
A zero matrix is a matrix in which all elements are zero. It serves as the additive identity in matrix addition.
Tags
CCSS.HSN.VM.C.10
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