Jeopardy Looking for a parabola A Curve that Fits Factor it Square it A formula for the quadratic Imagine that 100 200 300 400 500.

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Presentation transcript:

Jeopardy Looking for a parabola A Curve that Fits Factor it Square it A formula for the quadratic Imagine that

Looking for a parabola 100 Looking for a parabola 100 Show that the function is a quadratic function by writing it in the form f(x) = ax 2 + bx + c, Identify a,b and c. F(x) = 5(2x – 1)(3x + 2)

Looking for a parabola 200 Looking for a parabola 200 Graph the function and give the approximate coordinates of the vertex. F(x) = 5x 2 – x – 12

Looking for a parabola 300 Looking for a parabola 300 State whether the parabola opens up or down and whether the y-coordinate of the vertex is the maximum or the minimum of the function. F(x) = (x – 3)(x + 2)

Looking for a parabola 400 Looking for a parabola 400 Solve the equation, giving both exact solutions and approximate solutions to the nearest hundredth. 3x 2 = 60

Looking for a parabola 500 Looking for a parabola 500 Solve the equation, giving both exact solutions and approximate solutions to the nearest hundredth. 6(x + 2) 2 = 30

A Curve that Fits 100 A Curve that Fits 100 Find the quadratic function that fits the set of data points exactly. (-10,185), (-5, 70), (1, -2)

A Curve that Fits 200 A Curve that Fits 200 Find the quadratic function that fits the set of data points exactly. (-2,-7), (1,2), (-1,-2)

A Curve that Fits 300 A Curve that Fits 300 Find the quadratic function that fits the set of data points exactly. (-1,4), (0,4), (4,84)

A Curve that Fits 400 A Curve that Fits 400 Find the quadratic function that fits the set of data points exactly. X Y

A Curve that Fits 500 A Curve that Fits 500 Find the quadratic function that fits the set of data points exactly. X Y

Factor it 100 Factor it 100 Factor. 6n – 4n 2

Factor it 200 Factor it 200 Factor. X x + 28

Factor it 300 Factor it 300 Factor. 2x 2 – 5x - 25

Factor it 400 Factor it 400 Use the zero product property to find the zeros of the function. F(x) = 2x 2 – 3x – 2

Factor it 500 Factor it 500 Use the zero product property to find the zeros of the function. F(x) = 4x 2 + 4x + 1

Square it 100 Square it 100 Solve each quadratic equation by completing the square. X 2 – 6x = 27

Square it 200 Square it 200 Solve each quadratic equation by completing the square. X 2 – 10x + 21 = 0

Square it 300 Square it 300 Solve each quadratic equation by completing the square. 4X = 17x

Square it 400 Square it 400 Write the function in vertex form, and identify the coordinates of the vertex. Y = 2x 2 – 16x + 33

Square it 500 Square it 500 Write the function in vertex form, and identify the coordinates of the vertex. Y = x 2 + 2x – 3

A formula for the quadratic 100 A formula for the quadratic 100 Use the quadratic formula to solve the equation 2x + 1 = 2x 2

A formula for the quadratic 200 A formula for the quadratic 200 A formula for the quadratic 200 A formula for the quadratic 200 Use the quadratic formula to solve the equation X 2 -7x = -10

A formula for the quadratic 300 A formula for the quadratic 300 A formula for the quadratic 300 A formula for the quadratic 300 Use the quadratic formula to solve the equation 11x = 5x 2 – 3

A formula for the quadratic 400 A formula for the quadratic 400 For the function, find trhe coordinates of the vertex of the graph. F(x) = x 2 + 7x + 6 Vertex = -b2a f,

A formula for the quadratic 500 A formula for the quadratic 500 For the function, find trhe coordinates of the vertex of the graph. F(x) = x 2 + 2x – 3 Vertex = -b2a f,

Imagine that 100 Imagine that 100 Determine the number of real solutions for the equation by using the discriminant. 4x 2 – 20x = -25

Imagine that 200 Imagine that 200 Solve the equation. Write your answers in the form a + bi. X 2 + 8x + 20 = 0

Imagine that 300 Imagine that 300 Solve the equation. Write your answers in the form a + bi. 4X 2 = 2x – 1

Imagine that 400 Imagine that 400 Perform the indicated operations. 5 – 2i -4 + i

Imagine that 500 Imagine that 500 Perform the indicated operations. (2 + i)(4 – 8i)

Double Jeopardy Double Jeopardy Pick a point value up to what you have so far. You can double it if you answer correctly. Pick a point value up to what you have so far. You can double it if you answer correctly.