2. Suppose a calculator producer has the complete price perform C(x) = 40x + 6600 and the complete income perform R(x) = 62x.
(a) What’s the equation of the revenue perform P(x) for the calculator?
P(x) = ________
(b) What’s the revenue on 2400 units?
P(2400) = $ ________
three. Suppose a ceiling fan producer has the complete price perform C(x) = 41x + 1860
and the complete income perform R(x) = 72x.
(a) What’s the equation of the revenue perform P(x) for this commodity?
P(x) =______
(b) What’s the revenue on 40 units?
P(40) = ________
(c) What number of followers have to be bought to keep away from shedding money?
______fans
four. Suppose a pc producer has the complete price perform C(x) = 70x + 3600 (in ) and the complete income perform R(x) = 370x (in ).
(a) What’s the equation of the revenue perform P(x) (in ) for this commodity?
P(x) =_______
(b) What’s the revenue (in ) on 338 gadgets?
P(338) = $_______
(c) What number of gadgets have to be bought to keep away from shedding money?
x = _______ gadgets
5. Use the guidelines of exponents to simplify in order that solely optimistic exponents stay. (Simplify your reply fully.)
a3 · a
_______________
6. Use the guidelines of exponents to simplify in order that solely optimistic exponents stay.
(Simplify your reply fully.)
(xy)2
___________________
7. Carry out the indicated operation and simplify.
−four(four − x2)
____________________
eight. Carry out the indicated operation and simplify.
(3y + 2)(2y − three)
____________________
9. Carry out the indicated operation and simplify.
(3x + 5)2
____________________________
10. Carry out the indicated operation and simplify.
three(2x + 1)(2x − 1)
____________________
11. Carry out the indicated operation and simplify.
(x − 9)(x2 + 9x + 81)
_____________________
12. Simplify by combining like phrases.
(18pq − 9p2) + (9pq + 3p2)
__________________________
1. A company sells its product for $44 per unit. Write an expression for the amount of money received (income R) from the sale of x units of the product. R = ________
2. Suppose a calculator producer has the complete price perform C(x) = 40x + 6600 and the complete income perform R(x) = 62x.
(a) What’s the equation of the revenue perform P(x) for the calculator?
P(x) = ________
(b) What’s the revenue on 2400 units?
P(2400) = $ ________
three. Suppose a ceiling fan producer has the complete price perform C(x) = 41x + 1860
and the complete income perform R(x) = 72x.
(a) What’s the equation of the revenue perform P(x) for this commodity?
P(x) =______
(b) What’s the revenue on 40 units?
P(40) = ________
(c) What number of followers have to be bought to keep away from shedding money?
______fans
four. Suppose a pc producer has the complete price perform C(x) = 70x + 3600 (in ) and the complete income perform R(x) = 370x (in ).
(a) What’s the equation of the revenue perform P(x) (in ) for this commodity?
P(x) =_______
(b) What’s the revenue (in ) on 338 gadgets?
P(338) = $_______
(c) What number of gadgets have to be bought to keep away from shedding money?
x = _______ gadgets
5. Use the guidelines of exponents to simplify in order that solely optimistic exponents stay. (Simplify your reply fully.)
a3 · a
_______________
6. Use the guidelines of exponents to simplify in order that solely optimistic exponents stay.
(Simplify your reply fully.)
(xy)2
___________________
7. Carry out the indicated operation and simplify.
−four(four − x2)
____________________
eight. Carry out the indicated operation and simplify.
(3y + 2)(2y − three)
____________________
9. Carry out the indicated operation and simplify.
(3x + 5)2
____________________________
10. Carry out the indicated operation and simplify.
three(2x + 1)(2x − 1)
____________________
11. Carry out the indicated operation and simplify.
(x − 9)(x2 + 9x + 81)
_____________________
12. Simplify by combining like phrases.
(18pq − 9p2) + (9pq + 3p2)
__________________________
