\[ a - 2d, \, a - d, \, a, \, a + d, \, a + 2d. \] - AMAZONAWS 📅 March 11, 2026 👤 scraface Mar 11, 2026
![\[ a - 2d, \, a - d, \, a, \, a + d, \, a + 2d. \]](https://soloferat.biz.id/images/-a---2d--a---d--a--a--d--a--2d-.jpg)
