Unit 3 Test 1B: Relations and Functions
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Last updated almost 3 years ago
10 questions
1
1. What is the domain of the relation below? (Hint: the domain is the set of x-values)
1. What is the domain of the relation below? (Hint: the domain is the set of x-values)
1
2. What is the range of the relation below?
2. What is the range of the relation below?
1
3. What is the range of the relation below?
3. What is the range of the relation below?
3
6. Which relations represent a function? Place a checkmark in the box for all that apply.
6. Which relations represent a function? Place a checkmark in the box for all that apply.
4
Match each equation with the table of ordered pairs. Write the letter of the table in the box.
Match each equation with the table of ordered pairs. Write the letter of the table in the box.
| Draggable item | arrow_right_alt | Corresponding Item |
|---|---|---|
| arrow_right_alt | ||
| arrow_right_alt | ||
x=5 | arrow_right_alt | |
y=x | arrow_right_alt |
2
If f\left(x\right)=x^2-10x+4, find f\left(-2\right).
If f\left(x\right)=x^2-10x+4, find f\left(-2\right).
3
OPTIONAL:If f(x)=5x-3, if f(x)=-48 find x.
OPTIONAL:
If f(x)=5x-3, if f(x)=-48 find x.
2
Identify the zero(s) of the function bellow by plotting or naming points.
Identify the zero(s) of the function bellow by plotting or naming points.
2
Which is a zero of the function f(x) = 5x – 10?
Which is a zero of the function f(x) = 5x – 10?
3
BONUS: Sketch graphs to represent the following situations:
BONUS: Sketch graphs to represent the following situations: