answering calcPad Questions VebAssign calcPad questions are displayed with a rectangular answer box similar to answer boxes used for other question types, but when you click a calcPad-enabled answer box, the calcPad pa pens, allowing you to answer the question with a correctly formatted mathematical expression. This exercise requires you to enter a mathematical expression. Your answer should be: x To enter this answer: 1. Click the answer box to open the calcPad palette. 2. Click Vi in the palette.