Question
Berilgan chiziqlar bilan chegaralangan shaklni absissa o‘qi atrofida aylantirishdan hosil bo’lgan jism hajmini toping.
Ask by Howell Mcdonald. in Uzbekistan
Jan 21,2025
Upstudy AI Solution
Tutor-Verified Answer
Answer
Aylanma jismining hajmi
birlik kubga teng.
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Beyond the Answer
Berilgan chiziqlar
va
ekan. Avval bu funksiya bilan aniqlangan shaklni topishimiz kerak. Funksiya
parabola bo‘lib,
bilan kesishadi, shuning uchun
bo‘lganda x ni topamiz. Bu tenglamaning yechimi
tenglamasidan
va
bo’ladi. Shakl
oralig’ida mavjud.
Aylantirganda hosil bo’ladigan jism hajmini topish uchun, disk metodidan foydalanamiz. Jismning hajmi quyidagicha hisoblanadi:
Endi
funksiyasini kengaytiramiz:
Shunday qilib, integrali quyidagi ko’rinishda bo’ladi:
Integrallashdan so‘ng:
Shu nuqtalarda hisoblab chiqamiz va natijani olishimiz mumkin. Hajmi taxminan
bo’ladi.