Answer:
$706,000
Step-by-step explanation:
Amortisation is a method used in expensing the cost of a natural resource
Straight line depreciation expense = (Cost of asset - Salvage value) / useful life
Useful life = 5
cost of the asset = $3.7 million.
Salvage value = $170,000
($3.7 million - $170,000 ) / 5 = $706,000