Answer:
![(-7,4]\text{ or }\{x|-7](https://tex.z-dn.net/?f=%28-7%2C4%5D%5Ctext%7B%20or%20%7D%5C%7Bx%7C-7%3Cx%5Cleq%204%5C%7D)
Step-by-step explanation:
The domain is the span of x-values covered by the function.
From the graph, we can see that the graph covers all the x-values from x=-7 to x=4.
However, note that closed and open circles. There is an open circle at x=-7, which means that the domain excludes x=-7. However, the circle at x=4 is closed, meaning it is included in the domain.
Therefore, the domain is, in interval notation:
![(-7,4]](https://tex.z-dn.net/?f=%28-7%2C4%5D)
We use parentheses on the left because we do not include -7. And we use brackets on the right because we <em>do </em>include the 4.
And in set notation, this is:

Answer:
When in public, wear a mask
Just a teeny, weeny task
It helps keep is safe and sound
Health and care, all around
On your mouth, and on your nose
Good to cover both of those
Step-by-step explanation:
It's called the mask song you can ask Google assistant to sing it for you:)
Answer:
3.5972174e+13 could i get brainliest please?
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
Because the rest are wrong. It is just asking you to compare the numbers. choice B says that Group 1/A needs 6 more lessons than Group 12/B
Answer:
Option 3
Step-by-step explanation:
4 is a factor so the answer is.. 4(3a-b-5)