
Composite and Combined Functions

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Thomas White
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of section 1.8 in the video?
Graphing linear equations
Solving quadratic equations
Combinations and composite functions
Arithmetic combinations of numbers
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When combining functions, what must be considered for the domain of a quotient?
The denominator cannot be zero
The sum of the functions
The numerator must be zero
The product of the functions
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which operation is NOT used to combine functions?
Division
Exponentiation
Subtraction
Addition
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Example 1, what is the result of adding f(x) = 2x + 1 and g(x) = x^2 + 2x - 1?
x^2 + 2x
x^2 + 3x + 1
2x^2 + 3x
x^2 + 4x
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the domain of f(x) = √x?
All real numbers
x ≥ 0
x > 0
x ≤ 0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the notation f(g(x)) represent?
The sum of f and g
The product of f and g
The composition of f with g
The difference of f and g
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Example 3, what is the simplified form of f(g(x)) when f(x) = x + 2 and g(x) = 4 - x^2?
-x^2 + 6
x^2 + 6
-x^2 + 4
x^2 - 4
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