Answer:
121
.
The axis of symmetry is the line x= 6
The parabola opens downwards.
The value of h when the equation is in vertex form is positive.
Step-by-step explanation:
In the pictures.
Hope it helps! :)
Answer:

Step-by-step explanation:
Given




Required
Find the height
The volume is calculated as thus:

This gives

Apply difference of two squares


Subtract 15 from both sides

Using a calculator to factorize, we have:

Split
or 
or 
x has complex roots for 
Hence:

Recall that:


.80 cent if you wright it in percent its 80%
The price is now 13.92 (13.9236) <span>16.98-13.92 </span>It's a $3.06 discount
Answer:
A
14 x 3 = 42 lunches
42 x 0.55 = 23.1
so there are about 23 ham sandwiches
hope i helped you out
Step-by-step explanation: