Functions
In a function, each ______ has exactly one ______
each input has exactly one output
What is the common different in this sequence?
1, 4, 7, 10....
What is the common ratio?
13, 26, 52, 104...
2
What is the square root of the square root of 16?
2
Determine if the folloiwng tables is a function or not.
Input --> Output
1 --> 1
-1 --> 1
2 --> 2
3 --> 9
-3 --> 9
Yes, it is a function
What is the eqaution for this arthimetic sequence?
-2, -4, -6, -8....
f(n) = -2 + -2 (n-1)
What will the next 3 terms of this geometric sequence be?
3, 12, 48, 192...
768, 3072, 12288
Michael Phelps is an athlete known for which sport?
Swimming
Determine if the folloiwng tables is a function or not.
Input --> Output
1 --> 1
-1 --> 1
2 --> 2,8
3 --> 9
-3 --> 9,1
No, it is not a function
What is f(40) for the following sequence?
3, 6, 9, 12....
f(40) = 120
What is f(10) for the following sequence?
2, 4, 8, 16...
f(10) = 1,024
When was the first Ipad released?
2010
Evaluate the followng functions when x=0 and x= 6
g(x) = 3x2 + 4
g(0) = 4
g(6) = 112
Write the equation and find f(45) for the following sequence.
1.5, 2.25, 3, 3.75...
f(n) = 1.5 + 0.75 (n-1)
f(45) = 34.5
Write the equation and find f(7) for the following sequence.
-20, -10, -5, -2.5....
f(7) = - 0.3125
What is the largest aninmal in the world?
Blue Whale
Evaluate the followng functions when x=4 and x= -7
h(x) = 4x2 - 10
g(4) = 54
g(-7) = 186
What is f(70)?
15, 0, -15, -30...
f(70) = -1,020
2, 12, 72, 432 is a the start of a geometric sequence.
1. What is the common ratio?
2. What is the 10th number in the sequence?
3. What is the equation of the geometric sequence?
1. 6
2. 20,155,392
3. f(6) = 2(6)10 or y = 2(6)x
2 truths and a lie about Ms. Herdine. Which one is the lie?
1. She has taught 7th grade math in WI
2. She has been on a hot air balloon
3. She has never traveled by train
#3
I have traveled by train in France