Function Notation
Given: f(x) = x+5
Find f(6)
What is 11
What does the graph of a linear function look like?
a straight line
What is the word for a u-shape graph?
Parabola
What button do you have to press to access the visual graph on your calculator?
GRAPH
What unit 2 skill is used commonly when adding function together?
Combining Like Terms
given: f(x) = -3x - 9
find f(-6)
What is 9
What does the graph of an absolute function look like?
V-shaped graph
What is the word for the value that replaces X in a function?
Input
What buttons do you need to press to see the table of values?
2nd, GRAPH
f(x) = 3x – 8
g(x) = -2x + 6
Find f(x) + g(x)
(f+g)(x) = x-2
Use your calculator:
given: f(x) = (3/8)x - 6
Find f(8)
What is -3
What does the graph of a Quadratic function look like?
a U or parabola
What is the word for the answer you get after solving an equation?
Output
What buttons do you press to type a square root symbol?
2nd, x2
f (x) = x2 + 2x +4
g (x) = -2x2 - x + 3
(f + g)(x) =
-x2 +x +7
Use your calculator:
Given: f(x) = -5/3 x + 4
Find f(-3)
What is 9
What does the graph of a square root function look like?
A line curving to one side, goes on in one direction.
What word is used when an exponent is a 3?
Cubed
How do you clear your screen?
(There are 2 ways)
CLEAR
or
2nd, MODE
f(x) = 3x – 8
g(x) = -2x + 6
Find f(x) – g(x)
(f-g)(x) = 5x-14
Use your calculator:
given: f(x) = 5x
find x if f(x) = 30
What is 6
What does the graph of a exponential function look like?
A curved L.
How do you say "(f+g)(x)"?
"f plus g of/at x"
What buttons do you press to type absolute value bars?
MATH, right arrow, 1 or ENTER
What property is used when subtracting functions?
The distributive property