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গণিত ণিণিটাল
ক্লাসে েবাইসে
স্বাগতম
ম োহোম্মদ রফিকুলইসলো
প্রভোষক
গফিত ফিভোগ
ম ট্রোপফলটনস্কু লঅ্যোন্ড কট্লজ
মেফিিঃঅ্্
ফিষয়িঃ গফিত
অ্ধ্যোয়িঃস্
ক্লোসিঃ২5
পফরফিফত
পাঠণিস ানামঃ
িিজ েযান্ট (184৫-1918)
সেসট িনে
ণিখনফলঃ
 মসট্টর জনক ও মসট সম্পট্কে িলট্ত পোরট্ি
একোফধ্ক মসট্টর সংট্ োগ মসট, মেদ মসট গঠনও িযোখ্যো করট্ত পোরট্ি
সংট্ োগ ও মেদ মসট ফনিেয় কট্র এর সতযতো োিোই করট্ত পোরট্ি
মসট্টর ধ্ েোিফল প্রট্য়োগ কট্র স সযো স োধ্োন করট্ত পোরট্ি ।
এই পাঠ সিসে ণিক্ষার্থী া ...
পাঠ দানঃ
অনুিীলনীঃ-৭
সবািজ বযাবহা ে,খ ,গওঙ এ েমাধান েস সদওয়া হসব।
4। A = { 1, 2, 3, }, B = { 2, a } এবং
C = { a, b }হসল,ণনসে সেটগুসলাণনিজয় ে ।
সংট্ োগ মসট
c
1
2
b
c
5
6
b
A B
, cb
C
সেদসেট
A=
B=
A B
সেদসেট
1.
2.
?
?
{ 1, 3, 5} { 2, 4, 6}
{3,5,7,11} { 4, 6, 8}
দলীয় কোজিঃ
মূলযায়নঃ
 P ={ 2,3,4,5,6,7} এবং Q = {4,6,8}হসল,
১। P UQ এবং P∩Q ণনিজয় ে ।
২। P UQ এবং P∩Q সে সেটগঠন পদ্ধণতসত প্রোি ে ।
িোফিরকোজিঃ
 যণদ U = { 1, 7, 8, 9, 10, a, b, c, d } ,
A={b, 1, 8, c, 10} এবং B ={a, b, d, 8, 9} হয় তসব
(ে) AB ণনিজয় ে ।
(খ) A∩( B C)= (A∩B) (A∩C)ও
(গ) (A∩B)ʹ = Aʹ Bʹ এ েতযতা যাোইে ।
 
পোঠ স োফ্
েবাইসে ধনযবাদ

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Class 8 math lesson 24 (set)