please include excel equations needed all one question.. thank you

1. Prepare depreciation schedules using Straight-Line, Activity Based, and Double-Declining Balance Depreciation. Prepare the following Uaits-of-Production depreciation schedule by entering formulas. Prepare the following Double-Declining-Balance depreciation schedule by using the Excel DDB FUNCTION (fx) to calculate Depreciation Expense for Years 1-4 in the Depreciation Expense column. Enter formulas or absolute cell references for the remaining cells