Answer:
∠D = 56°
∠D = 180° - (35° + 89°) = 56°
The correct statement is the initial value represents the 2 gigabytes of data stored on the computer when Jackie bought it, and the rate of change represents the 3.5 gigabytes per year that Jackie is storing
The denominator tells you the total amount of pieces.
We effectively rewrite the equation as
In order for the LHS to be defined, we need to restrict 
, or 
. Now, the LHS will vanish when the numerator is 0, which happens for
This value is indeed smaller than 4, so the solution is 
.
103 stays because it is the whole number and the next number after the decimal is below 5.
103 is your answer.
