Answer:
answer is 5
Step-by-step explanation:
I understand it
Answer:
The derivative of the function is:

Step-by-step explanation:
If we have a function in the following format:

This function has the following derivative

In this problem, we have that:

So 
The derivative is



2/3. count the distance along the x and y axis from the y-intercept (0,0).
Answer:
The cost for 5 songs is $5.35
Step-by-step explanation:
Find the unit rate for 1 song by dividing the total cost for 3 songs by 3
$3.21 ÷ 3 = $1.07
The unit rate is $1.07 per song, so multiply that by 5 to find the total cost for 5 songs
$1.07 * 5 = $5.35
No. Only a line reflection will change orientation