Giá trị lớn nhất của hàm số  
2
f x x 20 x  

trên đoạn
0;20
là:

A.
512. B.

100 10 . C.

682 . D.
384 2

to determine the unit cost your would divide the total cost by the number sold.

7 bagels for $4.41       $4.41/7 = $.63 each at fresh side

5 bagels for $3.60         $3.60/5 = $.72 each at value mart

x = 12

y = 1

for the points!

i believe that the answer is y+6=1/3(x+2)

his wife got 46,000

his son gets 11,500

each charity gets 6,900

hope this