Question
-
- hadi
formula bilan berilgan ketma-ketlik arif-
metik progressiya bo’lishini isbotlang.
metik progressiya bo’lishini isbotlang.
Ask by Rodriguez Schultz. in Uzbekistan
Mar 11,2025
Upstudy AI Solution
Tutor-Verified Answer
Answer
Последовательность
является арифметической прогрессией с разностью 2.
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Bonus Knowledge
Keling, berilgan formulani ko’rib chiqamiz:
. Agar ketma-ketlik arifmetik progressiya bo’lsa, unda har ikki qo’shni a’zolarining farqi doimiy bo’lishi kerak. Buni aniqlash uchun, avval
va
ni hisoblaymiz:
Endi
farqini topamiz:
Bu farqni simplify qilsak,
ga teng ekanligini ko’ramiz. Demak, har bir a’zoning farqi doimiy bo’lib, bu ketma-ketlik arifmetik progressiya ekanligini isbotlaydi.