Help me please and explain it to me on why, I dont understand how. thank you!!

A).

Step-by-step explanation:

The 72 is the initial height in feet of the object.

Initially the time = 0 seconds. If we plug zero into  the function we get:

h(0) -16(0)^2 + 110(0) + 72

= 0 + 0 + 72

= 72 feet.

part d

step-by-step explanation:

theresa talked her parents into getting sd cards for her phone and her brother’s phone. inserting an sd card into a phone gives it more storage. they both get 8-gigabyte sd cards. how many bits of storage come with each sd card? type your answer in both scientific and standard notation.