The table shows the outputs, y, for different inputs, x:

input (x) 2 5 9 12
output (y) 20 15 12 8

part a: do the data in this table represent a function? justify your answer.

part b: compare the data in the table with the relation f(x) = 5x + 14. which relation has a greater value when x = 9?

part c: using the relation in part b, what is the value of x if f(x) = 64?

Tanya has $42 to spend at the dolphin island store. tshirts sell for $7 each and a pair of sunglases sells for $6.tanya buys 3 tshirts. how many pairs of sunglases can she buys with the amount of money she has left

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

In a sample of 200 residents of georgetown county, 120 reported they believed the county real estate taxes were too high. develop a 95 percent confidence interval for the proportion of residents who believe the tax rate is too high. (round your answers to 3 decimal places.) confidence interval for the proportion of residents is up to . would it be reasonable to conclude that the majority of the taxpayers feel that the taxes are too high?