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AAKASH SERIES-SETS AND RELATIONS -PRACTICE EXERCISE
- A = {(x,y) : y = 1//x,0 ne x in R} , B = {(x, y) : y = - x, x in R} th...
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- If X = {4^(n) - 3n - 1: n in N} " and " Y = {9(n-1): n in N}, where N ...
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- Let A={(x,y)//y=e^(x),x in R},B={(x,y)//y=e^(-x),x in R}, then
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- The set A={x:x in R,x^(2)=16," and "2x=6} equals
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- Let A and B be two sets such that A xx B has 6 elements. If three elem...
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- In a class of 70 students takes either Sanskrit or Hindi. 40 take Sans...
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- In a city, three daily newspapers A, B, C are published. 42% of the pe...
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- Each student in a class of 40, studies at least one of the subjects En...
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- An investigator interviewed 100 students to determine their preference...
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- A={a, b, c},B={1,2} then the number of relations from A to B is
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- A group of 123 workers went to a canteen for cool drinks, ice - cream ...
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- Let L denote the set of all straight lines in a plane. Let a Relation ...
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- On the set of integers Z, relation R is defined as ''mRn iff m is a mu...
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- If A={a, b, c, d}, then a relation R={(a,b),(b,a),(a,a)} on A is
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- If A={1,2,3},B={1,4,6,9} and R is a relation from A to B defined by 'x...
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- R is a relation from {11, 12, 13} to {8, 10, 12} defined by y=x-3. The...
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- If a relation R is defined on the set Z of integers as follows (a,b)in...
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- N is the set of natural numbers and R is a relation on N xx N defined ...
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- In the set Z of all integers, which of the following relation R is not...
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- Let A and B be two sets containing 2 elements and 4 elements respectiv...
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