Solving Equations and Functions
Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
+4
Standards-aligned
Aiden Montgomery
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the initial function given in the problem?
f(x) = 3/x - 4/3x
f(x) = 3x + 4/3x
f(x) = 3/x + 4/3x
f(x) = 3x - 4/3x
Tags
CCSS.HSF.IF.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What value are we trying to find for f(x)?
0
-7
-5/21
7
Tags
CCSS.HSA.REI.A.2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equation formed after substituting -7 for f(x)?
-7 = 3x - 4/3x
-7 = 3x + 4/3x
-7 = 3/x + 4/3x
-7 = 3/x - 4/3x
Tags
CCSS.HSA.REI.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the least common denominator used to clear the fractions?
3x
3
9x
x
Tags
CCSS.HSA.APR.A.1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of multiplying 3x by -7?
-21x
7x
-7x
21x
Tags
CCSS.HSA.APR.D.7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the simplified form of 3x times 3/x?
1
0
9
3
Tags
CCSS.7.EE.B.4A
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of x that solves the equation?
-7
-5/21
7
5/21
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