Answer:
Nickels and dimes?
Step-by-step explanation:
A solid dot on the graph of an inequality indicates that the number is contained within the inequality, so yo should use

or

to represent that situation, whereas a white dot indicates that the number is not contained within the inequality.
Our graph is telling us that

is greater or equal than -1, and also

is less than 3. So our inequality will be:
If the dots are going to the right, it's positive. If they're going to the left, they're negative.
The graph shown below can be described using the equation y=Acos(bx)=k. Which of the following is the value of B +K.
I typed ur questions and this cite with problems came up. I believe ur answer is the following of ur question. Hope this helped. :)
13
I believe if I'm correct the answer is 2a 3b 4c
0 ? f
Sorry I couldn't figure out the one with the question mark.