Are you ready for more?Consider the same triangular pattern. L1. Is the sequence defined by the number of dots in each step arithmetic, geometric eneither? Explain how you know.2. Can you write an expression for the number of dots in Step n without using the valueof D from a previous step?5.3: Let's Define Some SequencesUse the first 5 terms of each sequence to state if the sequence is arithmetic, geometric, orneither. Next, define the sequence recursively using function notation.1. A: 30, 40, 50, 60, 70, . . .2. B: 80, 40, 20, 10, 5, 2.5, . . .3. C: 1, 2, 4, 8, 16, 32, . . .4. D: 1,1 1 12: 4' 8 16a5. E: 20, 13, 6, -1, -8, . . .w.alder eh mte o6. F: 1, 3, 7, 15, 31,...

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Use the first 5 terms of each sequence to state if the sequence is arithmetič, geometric, a heither. Next, define the sequence recursively using function notation. 1619omo 1. A: 30, 40, 50, 60, 70, . . . 2. B: 80, 40, 20, 10, 5, 2.5, ... 3. C: 1, 2, 4, 8, 16, 32, . .. -D: 1, , 1.4.1,... 8 16' E: 20, 13, 6, -1, -8,... w.alda ah m = 1, 3, 7, 15, 31, ...