9. Sequences, Series, & Induction
Arithmetic Sequences
9. Sequences, Series, & Induction
Arithmetic Sequences: Study with Video Lessons, Practice Problems & Examples
Back to all problems
37PRACTICE PROBLEM
Evaluate Sa20 - Sb20, where Sa20 and Sb20 are the sum of the first 20 terms of {a n} and {bn}, respectively. Use the graphs of the arithmetic sequences {an} and {bn} shown.
Evaluate Sa20 - Sb20, where Sa20 and Sb20 are the sum of the first 20 terms of {a n} and {bn}, respectively. Use the graphs of the arithmetic sequences {an} and {bn} shown.