Which two forms of equations have we been practicing writing quadratics in when given a graph?
Vertex form and factored form
What is the vertex ?
(3,-1)
In Halloween lore, seeing this animal on Halloween night is often considered bad luck.
What is a black cat?
Americans spend over $9 billion on this Halloween tradition each year, making it the second-largest commercial holiday after Christmas.
What is candy?
A carved pumpkin is called this
What is a jack-o’-lantern?
What is the vertex of the equation
y= (x-12)2+7 ?
(12, 7)
Quadratic equations take the shape of a what when graphed.
u
his classic Halloween candy, introduced in 1928, was originally called “Chicken Feed.”
What is candy corn?
The record for the world’s largest pumpkin ever grown is over this many pounds.
What is 2,700+ pounds?
A tradition of Halloween that allows you to disguise yourself from spirits
What are costumes?
When x2 is changed to x2 -3, the graph
Shifts down 3 units.
How many solutions does this graph have?
No solution
Halloween traditions in the U.S., such as trick-or-treating, were influenced by immigrants from this country in the 19th century.
What is Ireland?
“Hocus Pocus” is a Halloween favorite featuring three witches called this.
Who are the Sanderson sisters?
Apples were used in medieval Halloween games, including this popular game still played today.
What is bobbing for apples?
A parabola has a vertex at (-3,2). Where is the axis of symmetry?
x = -3
Name the zero ?
0 and 4
Jack-o’-lanterns were originally carved from this vegetable before pumpkins became popular in the U.S.
What is a turnip?
In Mexico, a holiday around the same time as Halloween celebrates the dead and is called this.
What is Día de los Muertos (Day of the Dead)?
Witches’ hats are pointed because the shape was thought to help them do this.
What is fly?
Does the graph of
-2(x + 5)2 + 2
have a minimum or a maximum?
Maximum
what is the solution ?
1 and 3
Full moons are connected to Halloween because of legends about these creatures
What are werewolves?
What are the colors of candy corn from top to bottom?
What is white, orange, and yellow?
The first recorded mention of “Halloween” in the U.S. was in this century.
What is the 18th century?