Determine if the graph represents a polynomial function. if it does, determine the number of turning points and the least degree possible.

the answer is d

the answer is in the first quadrant, which make the y-int positive.

since the dots are going down, therefore the correlation is negative

i hope it is right.

the correct answer is 5 6 and 7

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads

use distributive property on all like terms and change your signs if you have a double negative or if you have positive/negative