Answer:

Step-by-step explanation:
The domain of a function is all the set of possible x-values that the function can take. Then, for the given function:

The function is undefined when the denominator is equal to 0, then equalize each factor of the denominator to 0:
。☆✼★ ━━━━━━━━━━━━━━ ☾
Yes, it is.
Positive numbers are greater than negative numbers.
Have A Nice Day ❤
Stay Brainly! ヅ
- Ally ✧
。☆✼★ ━━━━━━━━━━━━━━ ☾
The answer is 20 ,80-60=20
Answer:
yes
Step-by-step explanation:
A function is any graph that the x values do not repeat.
You can check this by using this vertical line test
Run your finger or a pencil down a specific vertical (top to bottom) line on the graph, if you can see that it intersects into the graph more than once, then it's not a function.
A is not equivalent to 7:3