Person above is correct:)

The final result is: C) x(x - 8)(x + 8).
Answer:
so what's 10 x 15?
that's what it's mainly asking you
10 x 15
answer: is 150
- that's what I think it is..
Use the depreciation formula.

Where 'p' is the principal value, 'r' is the rate it depreciates, and 'n' is the time. Just plug in what we know:

Simplify by subtracting:

Simplify the exponent:

Multiply: