Question: Please help. 2) Use the sequence below to answer the questions. 5, 2, - 1, - 4, - 7, ... a) Is this an Arithmetic

Please help.

2) Use the sequence below to answer the questions. 5, 2, - 1, - 4, - 7, ... a) Is this an Arithmetic or Geometric Sequence? (Hint: In an Arithmetic Sequence, you add to find the next term and in a Geometric Sequence you multiply to find the next term.) b) Write the explicit formula that represents this sequence. c) Use the explicit formula to find the 22nd term. Show all work. d) Find the sum of the first 22 terms. Show work to include at least the sum formula, sum formula with numbers substituted and finalanswer. 3) Use the sequence below to answer the questions. 14, - 7, 3, - 4, 8, ... a) Is this an Arithmetic or Geometric Sequence? (Hint: In an Arithmetic Sequence, you add to find the next term and in a Geometric Sequence you multiply to find the next term.)? b) Write the explicit formula that represents this sequence. c) Find the sum of the infinite sequence. Show all work, including formulas used. Round to the nearest hundredths. If the sum cannot be found, state why. d) Find the sum of the first 15 terms. Show all work, including formulas used

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