. The entire answers are infront of you.
Below are the answers. Ontop are the questions.
You just need to see what letters and arrow matches the answer in the question.
42/7=6 i believe is what you are looking for
Answer: 0.7 is the rate change between the two points
Answer:
1={5 and 3} 2={0} 3={0.209 and 4.791} 4={-3 and 4} 5={1 and 9} 6={-4.303 and -0.697}
Step-by-step explanation:
Your probably confused on what a, b, and c means.
The problems are written like this.

That formula finds the zeros.
For example 1:

Then use the formula

If plus then 5, if minus then 3
CHECK:

Hope this helps you understand how to do this by yourself. Now to do the rest ;-;