Solving equations
Sequences (Geometric or Arithmetic )
Functions
Domain and Range
Halloween Trivia
100
m−7=10?
m=17
100
What are the next three terms in the sequence:
2, 4, 6, 8, ___, ___, ___
Is it Arithmetic or geometric?
10, 12, 14
Arithmetic
100
What is a function?
A function is a rule that assigns exactly one output to each input (each x has one y)
100
What is the domain and range of the function f(x)=2x+5?
Domain: (−∞,∞)
Range: (−∞,∞)
100
What modern Halloween activity was inspired by the Celtic practice of leaving out food for spirits?
Trick or Treating
200
2x+3=11?
x=4
200
Write an explicit formula for the arithmetic sequence:
4, 9, 14, 19, …
t(n)= 5n -1
200
If f(x)=3x−4 , find f(5)
f(x)= 11
200
What is the domain?
Domain (-infinity to + infinity)
200
What candy is known as “America’s favorite Halloween candy”?
Reese’s Peanut Butter Cups (often ranks #1 in surveys)
300
4a+8=6a−2?
a=5
300
what is the pattern:
3, 6, 12, 24, …?
Is it arithmetic or geometric?
2
geometric
300
If f(x)=x+2x−3, what is f(x)=3 (what is x)?
x=2
300
What is the Domain and Range of this function?
Domain [-2, infinity)
Range [-1, infinity)
300
In which country did Halloween originate?
Ireland
400
3(x+2)=12?
x=2
400
Write a recursive formula for the arithmetic sequence:
2, 7, 12, 17....?
t(n+1)= t(n) + 5
400
What is an asymptote?
point/line on the graph that the curve will NEVER touch
400
What is the range?
Range (4 to -infinity)
400
What was originally the purpose of wearing costumes on Halloween?
To disguise themselves from evil spirits or wandering ghosts.
500
1/2x +3 =7?
x=8?
500
The 3rd term of an arithmetic sequence is 14, and the 7th term is 26.
What is the common difference and the 1st term?
(Hint: use y2-y1/x2-x1)
D=3
1st term is 8
500
If f(x) represents the cost (in dollars) of x tickets, what does f(3)=24 mean in context?
(Bonus) how much is each ticket?
3 tickets costs 24 dollars
1 ticket is 8 dollars
500
Given the sequence: 2, 4, 6, 8, 10
What is the domain?
What is the range?
Domain: {1, 2, 3, 4, 5}
Range: {2, 4, 6, 8, 10}
500
What vegetable were jack-o’-lanterns originally made from before pumpkins became popular?
turnips