3)Write the equation of the line described.Through

(4, 5) and (1, 5)

4)

Write the equation of the line described.Through

(8, 4) and (3, 3)

5)Find the equilibrium point for the following supply and demand functions.

Demand:	p	=	3q + 220
Supply:	p	=	16q + 30

(q, p) =

6)Let C(x) = 5x + 250 and R(x) = 23x.

(a) Write the profit function P(x). P(x) =

(b) What is the slope m of the profit function? m =

(c) What is the marginal profit

MP?

MP =

7)If the profit from the sale of x units of a product is

P = 95x 100 x²,

what level(s) of production will yield a profit of $2000? (Enter your answers as a comma-separated list.) x =. units

8)The yield in bushels from a grove of orange trees is given by Y = x(1000 x),where x is the number of orange trees per acre. How many trees will maximize the yield? trees

9)The monthly profit from the sale of x units of a product is

P = 80x 0.04x² 13,000 dollars.

(a)What level of production maximizes profit? units

(b)What is the maximum possible profit?$

10)