Quadratic Formula
Presentation
•
Mathematics
•
9th - 12th Grade
•
Medium
JadeAnthony Dosdos
Used 18+ times
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7 Slides • 3 Questions
1
Quadratic Formula
by JadeAnthony Dosdos
2
Core Concepts:
3
Example:
Solve the equations x2 + x - 20 using Quadratic Formula.
Solution:
a = 1
b = 1
c = -20
4
Continued...
5
Multiple Choice
Solve the equation x2+4x−12 using quadratic formula.
x=-6
x=2
x=6
x=-2
x=-6
x=-2
x=6
x=2
6
Core Concepts:
7
Continued...
8
Example:
Find the discriminant of the quadratic equations and describe the type of solutions of the equations.
1. x2 - 9x + 14 = 0
Solutions:
1. a = 1
b = -9
c = 14
Therefore, there are TWO REAL SOLUTIONS.
9
Multiple Choice
Find the discriminant of the quadratic equation 2x2 - 3x + 3.
-15
15
10
Multiple Choice
What type of solution in this given function: x2 - 4x + 4
Two real solutions
One real solution
Two imaginary solution
None of the above
Quadratic Formula
by JadeAnthony Dosdos
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