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Fraction Review
functions or not a function
writing functions
Evaluate
vocab
100

1/2 + (-5/6) = ?

-1/3

100
(2,4) (3,-1), (2,7) (4,5)
What is a relation that is not a function?
100
(1,3) (2,4) (3,5) (4,6)
What is f(x) = x +2
100

f(x)=5x+17; find f(6).

47

100
the x-values of the set of ordered pairs.
What is the domain?
200

-5/3 - (1/2) = ?

-13/6

200
(2,0) (3,4) (4,4) (5,4)
What is a relation that is a function?
200
(1,3) (2,6) (3,9) (4,12)
What is f(x) = 3x
200

g(x)=x^2 -9; find g(-4)

7

200
the act of inputting a value into a function and calculating the result.
What is evaluating a function?
300

-1/4 * (-2/3) = ?

1/6

300
a test to determine if a continuous graph is a function.
What is the vertical line test?
300
(5,1) (10,2) (15, 3) (20,4)
What is f(x) = x/5
300

h(x)=8x^2 -x; find h(10)

790

300

the set of y-values of the set of ordered pairs.

What is the range?
400

-1/3 ÷ 2/5 = ?

-5/6

400
y = 5x + 3
What is a function?
400
(1,-2) (2,-4) (3, -6) (4,-8)
What is f(x) = -2x
400

f(x)=3x^3 -5; find f(0)

-5

400
A set of ordered pairs.
What is a relation?
500

4/3 - (-1/3)

5/3

500
A set of ordered pairs that contains a greater number of range values than domain values.
What is a relation that is not a function?
500
(1,4) (2,7) (3,10) (4,13)
What is f(x) = 3x +1
500

f(x)=4x+3; find f(a-2)

f(a-2)=4a-5

500
a special type of relation that pairs each domain value with exactly one range value
What is a function?