2.4 Domain Range Arrows (updated)

X-axis

Y-Axis

X-axis

Y-axis

Discrete

Continuous

$<\ \ >$

$\le\ \ \ \ \ge$

$<\ \ >$

$\le\ \ \ \ \ge$

Continuous

Discrete

yes

No

Continuous

Discrete

yes

no

Continuous

Discrete

Function

Not a Function

Domain: all real Numbers

Domain: $x\ \le\ 2$

Range:

Range: all real numbers

Discrete, Function, all real numbers

Continuous, Not a function, Domain: all real numbers Range: all real numbers

Continuous, Function, Domain: all real numbers Range: all real numbers

Discrete, Not a function, Domain: all real numbers Range: all real numbers

Discrete, Function, all real numbers

Continuous, Function, Domain: all real numbers Range: $f\left(x\right)=3$

Continuous, Not a Function, Domain: all real numbers Range: all real numbers

Discrete, Not a function, Domain: all real numbers Range: $f\left(x\right)=3$

Continuous, Not A function, Domain: all real numbers Range: all real numbers

Discrete, Not A function, Domain: all real numbers Range: all real numbers

Discrete, Function, Domain: all real numbers Range: all real numbers

Continuous, Function, Domain: all real numbers Range: all real numbers

Continuous, Function, Domain: all real numbers Range: all real numbers

Discrete, Function, Domain: all real numbers Range: all real numbers

Discrete, Not A Function, Domain: all real numbers Range: all real numbers

Continuous, Not A Function, Domain: all real numbers Range: all real numbers

Discrete, Not A function, Domain: all real numbers Range:

Discrete, Function, Domain: $x\ \le\ 5$ Range: all real Numbers

Continuous, Not A function, Domain: all real numbers Range: $y\ =\ 0$

Continuous, Function, Domain: $x\ \le\ 5$ Range: $y\ =\ 0$

Continuous, Function, Domain:

Discrete, Function, Domain: $x\ \le1$ Range: $y\ \ge\ -2$

Continuous, Not a Function, Domain: $x\ \le1$ Range: $y\ \ge\ -2$

Discrete,Not A Function, Domain: $x\ \le1$ Range: $y\ \ge\ -2$

Discrete, Function, Domain: all real numbers, Range: $y\ \le\ 0$

Discrete, Not A Function, Domain: all real numbers, Range: $y\ \le\ 0$

Continuous, Function, Domain: all real numbers, Range: $y\ \le\ 0$

Continuous, Not A Function, Domain: all real numbers, Range: $y\ \le\ 0$

Continuous, Function, Domain: All Real Number Range: All Real Numbers

Discrete, Function, Domain: All Real Number Range: All Real Numbers

Continuous, Not A Function, Domain: All Real Number Range: All Real Numbers

Discrete, Not A Function, Domain: All Real Number Range: All Real Numbers

A

B

C

D

A

B

C

D

A

B

C

D

A

B

C

D