Operations Functions
Quiz
•
Mathematics
•
11th Grade
•
Practice Problem
•
Hard
+1
Standards-aligned
Anthony Clark
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
f(x) = 3x2 + 7x and g(x) = 2x2 - x - 1, find (f - g)(x).
x2 + 8x + 1
x2 + 6x - 1
5x2 + 8x - 1
x2 + 8x -1
Tags
CCSS.HSF-BF.A.1B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given f(x) = 2x and
g(x) = x2+3 , find f(g(x)).
x2+2x+3
4x2+3
2x2+3
2x2+6
Tags
CCSS.HSF-BF.A.1C
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given f(x)= -3x+7 and g(x)=2x2 - 8, find f(g(x)).
f(g(x))= -6x2+31
f(g(x))= -6x2+24
f(g(x))=18x2-84x+6
f(g(x))=9x2-42x-1
Tags
CCSS.HSF-BF.A.1C
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Given f(x)= -3x + 7 and g(x)=2x2 - 8, find g(f(x)).
g(f(x))= -6x2 + 31
g(f(x))= -6x2 + 24
g(f(x))=18x2 - 84x + 90
g(f(x))=9x2 - 42x - 41
Tags
CCSS.HSF-BF.A.1C
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find f(x) - g(x)
2x2 + 8x - 8
3x2 + 8x - 8
2x2 + 8x + 8
2x2 + 4x - 8
Tags
CCSS.HSF-BF.A.1B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Answer explanation
To find g(x) - h(x), we need to subtract the functions. If g(x) = 3x and h(x) = 8, then g(x) - h(x) = 3x - 8, which matches the correct answer choice.
Tags
CCSS.HSF.BF.A.1.b
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find f(x) - g(x)
x2 - 7x + 2
-x2 + 7x + 2
-x2 - 7x + 2
-x2 - 7x + 4
Tags
CCSS.HSF-BF.A.1B
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