Peaks and Valleys
Key Features
Solutions
The Root Cause
Consider the Factors
Bonus
100
The parabola with equation y = x^2 has a vertex at this point on the graph.
What is(0,0) or the origin?
100
A quadratic function has a domain that includes every single one of these
What are real numbers?
100
The solutions to a quadratic equation can be referred to in these three ways
What are x-intercepts, zeroes and roots?
100
This is a method of solving quadratics that begins with identifying the a, b, and c.
What is solving by quadratic formula?
100
This is a method of solving quadratics that uses the zero product property
What is factoring?
100
Number 1 questions asked in this class?
What is are we playing Blooket today or Is this for a grade?
200
This is where the vertex of parabola lies when there is one solution (or zero.)
What is the x-axis.
200
This is what the c value of the equation y = x2+bx +c represents
What is the y-intercept?
200
A parabola whose vertex is a maximum, and lies below the x axis, has this many solutions
What is zero?
200
The zeroes of the equation 0 = x2 - 16 are
What is 4 and -4?
200
This is the factored form of 7x2 - 21x - 28
What is 7(x-4)(x+1)?
200
A projectile is fired into the air and follows this path. A reasonable domain for this situation would be
[0, 1] or 0 < x < 1
300
This is what the vertex of an upwards facing parabola is called.
What is the minimum?
300
A quadratic equation has 0, 1, or two of these
What are x-intercepts?
300
These are the three ways you have learned to solve quadratic equations so far.
What are Graphing, Factoring and Quadratic Formula?
300
The solutions to the equation 0 = 4x2 - 25 are
What is +/- (5/2) or +/- 2.5 ?
300
This is the factored form of a the quadratic expression x2-6x-16
What is (x -8)(x+2)?
300
What is the maximum height of the object in this situation?
What is 6.25 units?
400
A parabola with a negative a-value has a vertex that is...
What is a maximum?
400
This is the range of a parabola represented by the quadratic equation y = -x2-4x-2
What is (oo, 2) or y < 2?
400
This is the number of solutions a parabola has if its vertex is in the third quadrant and it is upwards facing.
What is two?
400
The expression x2 - 144 can be factored to
What is (x + 12)(x - 12)?
400
These are the solutions to the parabola with equation x^2 + 5x - 6.
What is x = -6, 1?
400
How high was the object when it was launched?
4 units
500
If the x intercepts of a parabola are -6 and -2, the x-value of the vertex would be...
What is -4?
500
The graph of a quadratic function changes from decreasing to increasing at this point
What is the vertex?
500
These are the solutions to this quadratic equation: 0 = x2 - 8x
What are 0 and 8?
500
This is the solution to the equation 0 = 6x2 + 18
What is no real solution?
500
This is the POSITIVE solution to the equation 0 = 3x2-11x-4
What is 4 ?
500
Mr. Taibi's first name
What is Anthony