- 9 9 Points Given The Arithmetic Sequence 8 2 4 178 4 A Find The Common Difference And The 21st Term 1 (38.89 KiB) Viewed 21 times
9. (9 points) Given the arithmetic sequence: {8, 2, –4, ... , -178} -4 (a) Find the common difference and the 21st term.
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9. (9 points) Given the arithmetic sequence: {8, 2, –4, ... , -178} -4 (a) Find the common difference and the 21st term.
9. (9 points) Given the arithmetic sequence: {8, 2, –4, ... , -178} -4 (a) Find the common difference and the 21st term. (b) How many terms are in this sequence? (c) What is the sum of the entire sequence?
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