
Understanding Quadratic Functions and Complex Solutions

Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Hard
+1
Standards-aligned

Sophia Harris
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 equation given in the problem?
f(x) = x^3
f(x) = 4x
f(x) = -x^2
f(x) = x^2
Tags
CCSS.HSF.IF.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What value are we trying to solve for in the equation f(x) = -x^2?
0
2
4
-4
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in solving the equation by factoring?
Divide both sides by x
Set the equation equal to zero
Multiply both sides by 2
Add 4 to both sides
Tags
CCSS.HSA.APR.C.4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the sum of squares not factorable?
It is a difference of squares
It is considered prime
It is always zero
It has no variables
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does it mean if an equation is not factorable?
There are no solutions
There are no real rational solutions
The solutions are all zero
The solutions are all negative
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of solutions might exist if an equation is not factorable?
Only real solutions
No solutions at all
Only rational solutions
Irrational or complex solutions
Tags
CCSS.HSF-IF.C.7A
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the graph of f(x) = -x^2 look like?
A straight line
A parabola opening upwards
A parabola opening downwards
A circle
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