Copy and answer the following questions. Show the process if needed: 1. Give the first four terms of the arithmetic sequence whose first terms and common difference are given: a. t = 25,d=25 b. t = -3,d=5 2. Solve for eighth term of the arithmetic progressions 4, 0, -4, ... 3. Insert two arithmetic means between 10 and 35 4. Find the sum of the first seven terms of 1, -2,-5...... Type how to wrch CC Mitly any e