
Domain Restrictions and Function Properties

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

Emma Peterson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main focus of this lesson?
Exploring the history of mathematics
Learning to put restrictions on a domain
Studying the properties of imaginary numbers
Understanding how to graph functions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the square root function undefined for negative inputs?
Because it results in an undefined number
Because it results in a negative number
Because it results in zero
Because it results in a complex number
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the domain restriction for the function f(x) = √x?
x must be less than or equal to 0
x must be greater than 0
x must be greater than or equal to 0
x must be less than 0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when you input zero into the function f(x) = 1/x?
The output is infinite
The output is one
The output is undefined
The output is zero
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the domain restriction for the function f(x) = 1/x?
x cannot be 1
x cannot be positive
x cannot be zero
x cannot be negative
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following functions is defined for all real numbers?
f(x) = 1/x
f(x) = x^2 - 1
f(x) = √x
f(x) = 1/(x-1)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does the function f(x) = x^2 - 1 not require domain restrictions?
Because it is defined for all real numbers
Because it is a linear function
Because it is a constant function
Because it has no real solutions
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