MATHEMATICS FOR CLASS XI CHATTER-7 SETS by Upendra yadav

Targeted Audience Students in Class XI . IIT-JEE Competitive exam . General Public

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INTRODUCTION Upendra yadav B.Sc. (H Mathematics from Delhi University Qualified exam: IIT-JAM,

Exam write the Salution Set d the equothon x2 o in Roser gorm. Salution The giveh equ. can be writch as therefore, the Soletion. Set the given equation can be writtch in Roster dorm as 1,-2 Ex 2 write the Set \ x is a te ntegc and 440 J In Roster orm Sluton The Ro str dom o the givch Set is ,2.3.4.5.6

i Ex3 write the Set A -,4,q, 16,25 Solution We may write the Set A as buider form A x z is the SequreNatural No or we can write A x2 n, where n eN . in the set- Ex:S- white the set { , Ex: 4 write the set 11' , , builder gorm Salution The Set builder dorm g the ive Set is

Embty Set: Con sider the Set R x is a student closs x present Studlying in a Sc hoo2 The Set. A Contains a dinite number jfelement. B x x is a student presently sfudying in both The set B Contains no element at all is called the empy Setr the nui Seh classes x and XI ition A set which does not Contain any ela ment .. The empty set s denoted by the Symbol or{ }

}. UW B = {x: . 2-o and x.is a rational number} a c xx is an even Integer prime number Ex: Lot P = {x; l <x. < 2 x. is a natura e number greatr than 2 )

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Upendra

B.Sc.(H) Mathematics from Delhi University, Qualified IIT JAM & NBHM. Exploring new things, Love being around children and helping kids.

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Tejas Patil

a year ago

your YouTube channel sir

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Vineet Loomba

a year ago

search my name on youtube

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Raja Jha

6 months ago

c={x:x is a two-digit number such that the sum of its digits is 8 } in set the roster form

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Anurag

5 months ago

c={17,26,35,44,53,62,71}

Anurag

5 months ago

is it correct

Divy Pareek

5 months ago

C={17,26,35,44,53,62,71,80}
CHECK IF THIS IS CORRECT

KS

Kusum Saini

6 months ago

sir it was ossam

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Sanskar das

5 months ago

nice

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