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910 Unit 4 Day 1 Functions Intro.notebook October 10, 2018
Happy Wednesday! Please...[1] Get a new packet
[2] Get a chrome book
for later
Agenda• Set up Checklist• Math Talk• Lesson• Desmos• WS #1
910 Unit 4 Day 1 Functions Intro.notebook October 10, 2018
math talkWhich one doesn't belong?• Face the board and participate• Thumbs up when done.
910 Unit 4 Day 1 Functions Intro.notebook October 10, 2018
Which one doesn't belong?
Which one doesn't belong?
910 Unit 4 Day 1 Functions Intro.notebook October 10, 2018
Unit 4: FunctionsI can use a real world function to answer real world meaning questions.
I can define orally and in writing: increasing, decreasing, horizontal, discrete, continuous, linear, nonlinear, independent variable, dependent variable, step function
I can determine if a graph or table is a function.
I can evaluate functions using function notation
How do you know if a graph is a function?
910 Unit 4 Day 1 Functions Intro.notebook October 10, 2018
How do you know if a relation is a function?
910 Unit 4 Day 1 Functions Intro.notebook October 10, 2018
Let h(x) = 2x + 1
h(3) = _____
Let j(x) = 3x2 + 2
j(2) = _____
Find x when h(x) = 23
Example #1
x
f(x) or y
2 4 6 8 100
2
4
6
8
10
Domain: Range:
f(2) = ___
f(10) = ___
f(x) = 6.5, x =___
f(x) = 1, x =___
f(x) = 2, x =___, ___
Example #2
910 Unit 4 Day 1 Functions Intro.notebook October 10, 2018
f(2) = ___
f(1) = ___
f(3) = ___
f(x) = 17, x =___
f(x) = 1, x =___
Example #3x f(x)
4 113 72 31 10 51 92 133 174 21
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N7R99W
910 Unit 4 Day 1 Functions Intro.notebook October 10, 2018
Rate yourself on the learning targets:
I can use a real world function to answer real world meaning questions.
I can define orally and in writing: increasing, decreasing, horizontal, discrete, continuous, linear, nonlinear, independent variable, dependent variable, step function
I can determine if a graph or table is a function.
I can evaluate functions using function notation
Assigment: Worksheet #1
910 Unit 4 Day 1 Functions Intro.notebook October 10, 2018