The formula for the slope across an arc is used to approximate the slope for
A) linear relationships only.
B) a curved line.
C) a positive relationship only.
D) a negative relationship only.
Question 2
Refer to the table above. When the price is ________ and the quantity is ________, social surplus is maximized.
A) 8; 5 units
B) 6; 4 units
C) 4; 4 units
D) 2; 8 units