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WorksheetsMarielle & Sofia - Solving Quadratic Equations Game
Total questions: 21
Worksheet time: 1hrs 1mins
What is the quadratic formula?
y=mx+b
ax²+bx+c=0
x=(-b±√(b²-4ac)/(2a)
x=-b/2a
The "b" in the quadratic formula
x=2(a)−b±(b)2−4(a)(c) is associated with:
Coefficient of X
Coefficient of x²
Constant term
Discriminant
What is the term for the values of x where a quadratic function equals zero?
Discriminant
Solutions
Vertex
Axis
If a quadratic equation has no real solutions, what can be said about the discriminant?
Discriminant is positive
Discriminant is imaginary
Discriminant is negative
Discriminant is zero
What is the term for the number of times a quadratic function crosses the x-axis?
Roots
Discriminant
Axis of symmetry
Vertex
To find the x-intercepts of a quadratic function, set the (a) to zero and solve.
The (a) is the point on the graph of a quadratic function where the parabola changes direction.
A quadratic equation can either be _______ or ________.
(a)
What can the solution to a quadratic equation be called?
Root
Solution
Zeroes
X-intercepts
Identify the variables, A B and C for this equation. 3x2−5x−8=0
A =3
B = -5
C = -8
B = 5
A = 8
Identify the coefficients ax2+bx+c=0
a
b
x
C
What is the variable and constant in this equation? 8x2+9x+190=0
187
x
190
8
Solve : 3x2−11x−4=0
(3x+1)(x-4)=0
(3x+2)(x-11)=0
(-3x+11)(x-0)=0
(11x+4)(x-3)=0
Which 3 ways can you solve a Quadratic formula?
PEMDAS
Factoring
Quadratic formula
Completing squares
What is the vertex?
An imaginary line
The line that cuts the parabola in half
The point where the parabola crosses its axis of symmetry.
A point on a graph
The maximum of a parabola is the..
point that reaches the highest point
point that reaches the lowest point
point that reaches the average point
Use the factorization method to solve this problem. 3x2−10x+8=0
(10x-3)(x+2)=0
(3x+4)(x+2)=0
(3x-4)(x-2)=0
What is the square root of 81?
8
9
-9
7
Which term is the Linear term? f(x)=8x2+3x+1
1
8
3
What is the first step in solving this equation? 6x2+5x+8=−9
Adding 8 to both sides.
Distributing 5x among the equation.
Adding 9 to both sides so the function equals 0.
Multiplying each term .
True or false? A parabola have more than 2 solutions
True
False
