Answer:
The correct statements that are true to functions are :
- All functions have a dependent variable.
- All functions have an independent variable.
These above two can be explained as : We write a function as y = f(x), where x is the independent variable, and y is dependent as it depends on x values.
- A horizontal line is an example of a functional relationship.
Rest all options are incorrect.
Answer:
-12x^4y^6z^3
Step-by-step explanation:
Answer:
summation
Step-by-step explanation:
This symbol is the summation symbol
It means to sum what comes after it
$7.47/3=$2.49 per yard
$2.49 x 2=$4.98 for 2 more yards