Activity 1 1-2. For each sequence below, give the next two terms. 1. 3, 8, 13, 18, 1 1 1 1 2'4'6'8 3-4. Write the first 5 terms of the sequence given its formula. 3. an = 4n - 2 4. an = (-3)^ 5. What is the equation for the nth term of each sequence below? 3, 12, 27, 48, ...