Q. the surface Integra,∬SxdS,′S is the triangular region with vertices (1,0,0),(0,−2,0), and (0,0,18).
Identify total tape needed: Step 1: Identify the total amount of tape needed and the amount per roll.Total tape needed = 8,000cm, Tape per roll = 2,000cm.We need to divide the total tape needed by the tape per roll to find out how many rolls are required.Calculation: 8,000cm÷2,000cm=4 rolls.