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Function Composition and Matrix Operations
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main topic of this video?
Calculus
Matrix multiplication
Linear algebra
Function compositions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the function f do with a 2x2 matrix?
Finds the determinant
Sums the diagonal elements
Sums all elements
Multiplies all elements
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the diagonal elements in function f?
They are multiplied together
They are added together
They are subtracted
They are divided
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the output of function g when given a real number x?
A single real number
A 2x2 matrix
A complex number
An ordered pair
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a characteristic of function g?
Maps real numbers to ordered pairs
Is part of a function composition
Outputs a single real number
Uses the input to create an ordered pair
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the function g in the composition?
To transform a real number into a matrix
To transform an ordered pair into a matrix
To transform a real number into an ordered pair
To transform a matrix into a real number
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Part A, what is the result of f when applied to the matrix [1, 2; 3, 4]?
5
3
9
7
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