Exploring Operations with Functions
Interactive Video
•
Mathematics
•
8th - 12th Grade
•
Practice Problem
•
Hard
+1
Standards-aligned
Sophia Harris
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of adding the functions f(x) = 2x + 5 and g(x) = x^2 - 4?
2x^2 + 2x + 5
x^2 + 2x + 1
2x^2 + 5x - 4
x^2 + 7x + 1
Tags
CCSS.HSF-BF.A.1B
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of subtracting g(x) = x^2 - 4 from f(x) = 2x + 5?
-x^2 + 2x + 9
2x^2 + 5x - 9
x^2 - 2x - 9
x^2 + 2x + 9
Tags
CCSS.HSA.APR.A.1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the product of the functions f(x) = 2x + 5 and g(x) = x^2 - 4?
2x^3 + 5x^2 + 8x - 20
2x^3 - 5x^2 - 8x + 20
2x^3 + 5x^2 - 8x + 20
2x^3 + 5x^2 - 8x - 20
Tags
CCSS.HSF-BF.A.1B
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the domain of the function f(x) = 2x + 5 divided by g(x) = x^2 - 4?
All real numbers except -2 and 2
All real numbers except -4 and 4
All real numbers except 0
All real numbers
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the function 1/(x-3), what value of x is not allowed?
x = 0
x = 3
x = 4
x = -3
Tags
CCSS.HSF-IF.C.7D
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the function 1/((x-4)(x+3)), what values of x are not allowed?
x = 4 and x = 3
x = 3 and x = -4
x = 4 and x = -3
x = -4 and x = -3
Tags
CCSS.HSF-IF.C.7D
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of f(2) for the function f(x) = 4x + 5?
8
12
13
9
Tags
CCSS.HSF.IF.A.2
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