
Matrix Operations and Inverses

Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Hard
Standards-aligned

Sophia Harris
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main objective of the problem discussed in the video?
To transpose matrices A and B
To calculate the inverse of matrices A and B and their product
To add matrices A and B
To find the determinant of matrices A and B
Tags
CCSS.HSN.VM.C.8
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the element in row one, column one of the product matrix A*B calculated?
By adding the elements of row one and column one
By multiplying corresponding elements of row one of A and column one of B
By subtracting the elements of row one from column one
By dividing the elements of row one by column one
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the determinant of matrix B used for?
To multiply matrix B by a scalar
To find the transpose of matrix B
To calculate the inverse of matrix B
To add matrix B to another matrix
Tags
CCSS.HSA.REI.C.9
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which operation is performed on the main diagonal elements of matrix B to find its inverse?
They are divided by 2
They are added together
Their positions are swapped
They are squared
Tags
CCSS.HSA.REI.C.9
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in finding the inverse of matrix A?
Calculating the transpose of matrix A
Finding the determinant of matrix A
Adding a scalar to matrix A
Multiplying matrix A by a constant
Tags
CCSS.HSA.REI.C.9
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are the non-diagonal elements of matrix A transformed when finding its inverse?
Their signs are changed
They are halved
They are squared
They are doubled
Tags
CCSS.HSN.VM.C.9
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key property of matrix multiplication highlighted in the video?
Matrix multiplication is commutative
Matrix multiplication is not commutative
Matrix multiplication is associative
Matrix multiplication is distributive
Tags
CCSS.HSA.REI.C.9
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