Steps to find the implied DOMAIN of a function
Interactive Video
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Mathematics
•
11th Grade - University
•
Practice Problem
•
Hard
Wayground Content
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in finding the domain of a function algebraically?
Find the range of the function
Simplify the function
Graph the function
Set the function equal to zero
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the function f(x) = x + 4, what is the domain?
x ≠ 0
All real numbers
x < 0
x > 0
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When dealing with square roots, what must the radicand be?
Not equal to zero
Less than zero
Equal to zero
Greater than or equal to zero
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the function f(x) = 1/(x + 3), which value is excluded from the domain?
x = 3
x = -3
x = 1
x = 0
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you represent a value that is not included in the domain on a graph?
With a shaded area
With an open circle
With a dashed line
With a filled circle
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the domain of f(x) = 1/(x^2 - 4)?
x < -2
x > 2
x ≠ ±2
All real numbers
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When combining restrictions, what is a key step?
Solving each restriction separately
Ignoring one of the restrictions
Only considering the denominator
Only considering the numerator
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