b. The Range of Validity

D1-21 Binomial Expansion: Introducing the Range of Validity

D1-22 Binomial Expansion: Examples on Determining the Range of Validity

D1-23 Binomial Expansion: Two Trickier Binomial Expansions

D1-24 Binomial Expansion: Two Trickier Range of Validity

D1-25 Binomial Expansion: New Formula, Old Question