is a nonzero constant being multiplied to each term to obtain the preceding term in a given sequence. 2. refers to any number or variable in a sequence. refers to the terms in between two or more terms of an arithmetic sequence. 4. is a sequence where each term after the first is obtained by adding the same constant. 5. refers to the sum to infinity of a geometric sequence 6. is a function whose domain is a finite or an infinite set. refers to the terms in between two or more terms of a geometric sequence. PART II - Give the exact formula for the following: 8. Geometric Sequence 9. Arithmetic Sequence