(70 points) Which of the following has a graph that is a straight line?
Equation 1: y = 5x2 + 41
Equation 2: y = 14x5 − 4
Equation 3: y = 12x + 17
Equation 4: y4 = 2x − 1
Which of the following ordered pairs could be placed in the table and still have the relation qualify as a linear function?
Input
(x) Output
(y)
1 12
3 9
5 6
? ?
(7, 3)
(7, 10)
(3, 3)
(3, 10)

Create a graph for the demand for starfish using the following data table: quantity/price of starfish quantity (x axis) of starfish in dozens price (y axis) of starfish per dozen 0 8 2 6 3 5 5 2 7 1 9 0 is the relationship between the price of starfish and the quantity demanded inverse or direct? why? how many dozens of starfish are demanded at a price of five? calculate the slope of the line between the prices of 6 (quantity of 2) and 1 (quantity of 7) per dozen. describe the line when there is a direct relationship between price and quantity.