Answer:
The maximum height is 1087.06 ft.
Step-by-step explanation:
We need to take the derivative of the equation and set it to 0.

We now can plug x = 7.9375 into the original equation.

Answer:
8n + 14 is the product
Step-by-step explanation:
Use the distributive property to solve:
( 4n +7 ) 2
8n + 14
Answer:
27
Step-by-step explanation:
total=average ×no.
18×40=720 the no. of coins for all children
12×24=288 no. of coins for boys
720-288=432 for all girls
one girl, mean,divide 432 by 16= 27