Matrix Multiplication Concepts
Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Easy
Standards-aligned
Ethan Morris
Used 5+ times
FREE Resource
Standards-aligned
Read more
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What must be true about the dimensions of two matrices for them to be multiplied?
Both matrices must have the same number of rows.
Both matrices must have the same number of columns.
The number of rows in the first matrix must equal the number of columns in the second matrix.
The number of columns in the first matrix must equal the number of rows in the second matrix.
Tags
CCSS.HSN.VM.C.8
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the key condition for matrix multiplication to be possible?
The number of columns in the first matrix must equal the number of rows in the second matrix.
The matrices must have the same number of elements.
The matrices must be square.
The matrices must have the same number of rows.
Tags
CCSS.HSN.VM.C.8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When multiplying a 2x3 matrix by a 3x2 matrix, what is the size of the resulting matrix?
2x3
3x3
3x2
2x2
Tags
CCSS.HSN.VM.C.8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in calculating an element in the resulting matrix during multiplication?
Add the elements of the row and column.
Multiply corresponding elements of the row and column and sum them.
Divide the elements of the row by the column.
Subtract the elements of the row from the column.
Tags
CCSS.HSN.VM.C.8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of multiplying a 2x3 matrix by a 3x2 matrix?
A 2x2 matrix
A 3x2 matrix
A 2x3 matrix
A 3x3 matrix
Tags
CCSS.HSN.VM.C.8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Can you multiply matrices in any order?
No, the order affects the possibility of multiplication.
Yes, but only if they are square matrices.
No, the order must be reversed.
Yes, the order does not matter.
Tags
CCSS.HSN.VM.C.8
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the size of the resulting matrix when multiplying a 3x2 matrix by a 2x3 matrix?
3x2
2x2
2x3
3x3
Tags
CCSS.HSN.VM.C.8
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