Answer:
pairs
Step-by-step explanation:
Given
Profit on selling 'x' pairs of shoes is 
Find the derivative of the function to find out the critical points

Thus, for 4 pair of shoes profit is maximize.
Convert the 6 seconds to hours:
5 seconds x x 1/60 ( minutes per seconds) x 1/60 (Hours per minute) = 6/3600 = 1/600 hours.
Distance = speed x time
Distance = 585 x 1/600 = 585/600 = 0.975 miles
Convert miles to feet:
0.975 x 5280 = 5,148 feet
The plane traveled 5,148 feet in 6 seconds.
Answer:
12
Step-by-step explanation:
9/0.75=12.
Answer:
x is a number that is multiple by 3
Step-by-step explanation:
00000009999000000p00
Answer:
(5a^2-4)*(25a^4+20a^2+16)
Step-by-step explanation: