In: Math
Linear Depreciation
PART 1: An office building worth $5 million when completed in 1997 was depreciated linearly over 50 years. What was the book value of the building in 2009? What will be the book value in 2018? In 2022? (Assume that the book value of the building will be zero at the end of the 50th year.)
Value in 2009$
Value in 2018$
Value in 2022$
PART 2:
The surface area S of a single-celled organism may be found by multiplying 4π times the square of the radius r of the cell. Express S as a function of r.
S(r) =