Perform the operations by applying the standard order of operations for a series of calculations. ($38 + $46 + $72 + $48) , 4

M303 Section 1.2 Notes- Row Reduction and Echelon Forms 8-26-16 Elementary row operations- to obtain equivalent systems o Row replacement- replace some row with row + (row ′) for some ℝ; adding a multiple of another row to the row in questio; + ′ o Row swap-...