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Unit 4 Solving Real and Complex Quadratic Equations (2/10/2026)
By James Parson
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Last updated 2 months ago
9 questions
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Simplifying Negative Square Roots
Required
10
Adding and Subtracting Complex Numbers
Required
10
Multiplying Complex Numbers
Required
20
Quadratic Equations with Complex Solutions
Required
20
Finding the discriminant
Required
10
Question 5a
5a.
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Required
20
Required
12
Required
20
Using the Quadratic Formula to Solve Quadratic Equations with Complex Solutions
Quadratic Formula
Required
30
Question 1
1.
Simplify this radical. (Don't forget to split your answer into two parts.)
1st Solution
_______
2nd Solution
_______
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Question 2
2.
Simplify this expression.
Final answers must be in
a + bi
form.
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Question 3
3.
Simplify this expression.
Final answers must be in
a + bi
form.
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Question 4
4.
Solve using the square roots method.
Solution 1_______
Solution 2 _______
Write the answer in simplest radical form. (no decimals)
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Question 5b
5b.
Now that you converted the quadratic equation into standard form, what are the coefficients?
Find
a=_______
b=_______
c=_______
What is the discriminant?
b² - 4ac=_______
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Question 5c
5c.
Because the value of the discriminant was __________, that means the quadratic equation will have ____________________ solutions.
Question 5d
5d.
Solve this Quadratic Equation using the quadratic formula:
Remember that you already converted this into Standard Form
solution 1
x=_______
solution 2
x=_______
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Question 6
6.
Solve this quadratic equation. You may use any method covered in this unit.
1) Convert this quadratic equation to standard form:
_______
2) Use the cofficients to find:
a=_______
b=_______
c=_______
3Find the solution(s)
(If the equation only has one answer, then enter it in both boxes.)
Solution 1:
_______
Solution 2:
_______
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