
Exploring Scalar Multiplication in Matrix Operations

Interactive Video
•
Mathematics
•
8th - 12th Grade
•
Hard
+2
Standards-aligned

Aiden Montgomery
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is scalar multiplication in the context of matrices?
Subtracting a constant from each element of the matrix
Dividing each element of the matrix by a constant
Multiplying each element of the matrix by a constant
Adding a constant to each element of the matrix
Tags
CCSS.HSN.VM.C.7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If k is a scalar and A is a matrix, which of the following is true?
k * A is different from A * k
k * A is always zero
k * A is the same as A * k
k * A is always one
Tags
CCSS.HSN-VM.B.5A
CCSS.HSN-VM.B.5B
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example where k is 4 and the matrix A is given, what is the result of 4 times the first element of A (which is 3)?
4
12
7
3
Tags
CCSS.HSN.VM.C.7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of multiplying 4 by -1 in the given matrix example?
-1
4
1
-4
Tags
CCSS.HSN.VM.C.7
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which property allows you to distribute a scalar over a matrix addition?
Associative property
Identity property
Distributive property
Commutative property
Tags
CCSS.HSN.VM.C.9
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you have two scalars k and g, and a matrix A, which of the following is true?
k * g * A is always zero
k * g * A is always one
k * g * A is the same as g * k * A
k * g * A is different from g * k * A
Tags
CCSS.HSN.VM.C.9
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of 6 times the first element of matrix A (which is -5) in the example?
30
-30
-5
5
Tags
CCSS.HSN.VM.C.7
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