Vocabulary
Completing the Square
Quadratic Formula
Quadratic Inequalties
Real World Quadratics
100
The process of converting a quadratic equation into a perfect square trinomial by adding or subtracting terms on both sides
What is Completing the Square
100
x^2 + 8x -20 = 0
What is X = 2 & X = -10
100
x2 + 3x – 4 = 0
What is x = –4, x = 1.
100
x – 4 < 0
What is x < 4
100
This natural quadratics is close to everybody, even more so for shorties
What is the curve of the Earth
200
An answer that can be substituted for a variable that makes the equation true
What is a Solution
200
X^2 + 2x -63
What is X = 9 & X = -7
200
2x2 – 4x – 3 = 0
What is x = –0.58, x = 2.58
200
–x2 + 4 < 0
What is x < –2 or x > 2
200
A landmark missing its gates, it's still gets the #1 medal
What is the golden gate bridge
300
A line that divides an object into half and creates mirror images of each other
What is Axis of Symmetry
300
X^2 -5x + 24
What is X = -8 & X = 3
300
9x2 + 12x + 4 = 0
What is x = –2/3
300
2x2 + 4x > x2 – x – 6
What is x < –3 or x > –2
300
The path of this object is not the focus, but it has all the effect on the landing in the zone
What is football (arc)
400
the solutions of a quadratic equation
What is Roots
400
X^2 + 4x + 21
What is X = 7 & X = -3
400
3x2 + 4x + 2 = 0.
What is no solution or (-2/3) + or - square root of 2, divided by 3 i
400
x2 + x + 1 < 0.
What is no solution
400
This famous quadratic shines down on it's math spawns in classrooms everywhere
What is the sun
500
An algebraic expression related to the coefficients of a polynomial equation whose value gives information about the roots of the polynomial calculated using b^2 - 4ac
What is Discriminant
500
X^2 + 8x - 84
What is X = 14 & X = -6
500
x2 + 2x = 1
What is x = –2.41, x = 0.41
500
x2 + 2x – 8 < 0
What is –4 < x < 2
500
A quadratic often seen in math
What is a frown