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Math 2 Unit 1B Vocabulary
Math 2 Unit 1B Vocabulary
12
Mathematics
10th Grade
07/11/2012
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Term
Parabola Graphs with Exactly One Real Solution
 Definition
[image]
Term
Parabola Graphs with Two Real Solutions
 Definition

[image]
Term
Parabola Graphs with No Real Solutions
 Definition
[image]
Term
Quadratic Formula
 Definition

x = (-b + sqrt(b2 - 4ac))/(2a)
Term
Discriminant
 Definition
b2 - 4ac
Term
b2 - 4ac > 0
 Definition
means 2 real solutions
Term
b2 - 4ac = 0
 Definition
means 1 real, repeated solution
Term
b2 - 4ac < 0
 Definition
means no real solutions; 2 imaginary solutions
Term

y > ax2 + bx + c

 Definition

dotted parabola shaded above
Term

y < ax2 + bx + c

 Definition
dotted parabola shaded below
Term
y > ax2 + bx + c
 Definition
solid parabola shaded above
Term
y < ax2 + bx + c
 Definition
solid parabola shaded below
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