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Math Chapter Wise

487 track questions

Math Chapter Wise subcategory

Sets, Relations And Functions questions

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EnglishTGT 2004

Q481.If A ⊆ ⊆ ⊆ B, then

EnglishTGT 2004

Q482.The number of elements in the power set of a set having n-elements are:

EnglishTGT 2004

Q483.Let A = {a, b, c}; B = {a, b}; C = {b}; D = {a, c} then:

EnglishTGT 2004

Q484.In a class of 25 students, 12 students have taken Mathematics; 8 have taken Mathematics but not Economics. The number of students who have taken both Mathematics and Economics are (assuming each student have taken at least one subject):

EnglishSECTION B PGT TIER-I 31.11.2014

Q485.Let f: [0, 1]→ → →[0,1] be defined by x, if x is rational f(x) 1-x, if x is irrational then (fof)(x) is–

EnglishSECTION B PGT TIER-I 31.11.2014

Q486.Let f: R → → → R be defined by 2 2x if x 3 f(x) x if 1 x 3 3x if x 1 then f(1) f(2) f(4) is–

EnglishSECTION B PGT TIER-I 31.11.2014

Q487.Let f: R → → →R be defined by f(x) = x2 + 1 Then pre-image of 17 is–

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General practice

Topic-wise questions and study coverage will appear here.