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If AsubB then A - B = ……....

If `AsubB ` then A - B = …….

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`phi`
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A,B in P(cup)" if " AsubB" then "A'cupB = .....

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Show that for any sets A and B, A = ( A ∩ B ) ∪ ( A – B ) and A ∪ ( B – A ) = ( A ∪ B )

If A and B are two sets such that A ⊂ B , then what is A ∪ B ?

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KUMAR PRAKASHAN-OBJECTIVE SECTION AS PER NEW PAPER SCHEME -Sequence and Series (Fill in the blanks )
  1. If AsubB then A - B = …….

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  2. .......... is the 20^(th) term of sequence a(n)=(n-1)(2-n) (n-3).

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  3. 3,(9)/(2),6,(15)/2 ............ Sequence has 10^(th) term a(10) = .......

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  4. 9^(th) term of arithmetic sequence is 30 then sum of its 17 terms .......

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  5. Third term of arithmetic sequence is 9 and tenth term is 21. Then sum ...

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  6. For arithmetic sequence a = 2 and a5 = 14 then d = ........

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  7. For arithmetic sequence a(8) =23 common difference d = 5 then a = .......

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  8. For arithmetic sequence a = 2 and a5 = 14 then d = ........

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  9. For an A.P a = 20 and l = 97 then S(20)= ..........

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  10. If a, b, and c are in A.P then (a + 2b -c) . ( 2b +c-a) . (c+a-b) = .....

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  11. For arithmetic sequence a(1),a(2),a3 ........ If a(1)+a(5)+a(10)+a(15)...

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  12. If 25, x - 6 and x - 12 are in G.P then x = .......... or ......... .

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  13. Third term of G.P. is 3 then product of its first 5 terms is ............

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  14. Eighth term of G.P is 128 and common ratio is r = 2 then product of fi...

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  15. For an G.P. a = 16 and fifth term is 81 then common ratio ........

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  16. How many terms of G.P. 3, 3^2, 3^3, … are needed to give the sum 120?

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  17. Find the 20th and nth term of the GP. 5/2, 5/4, 5/8………

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  18. A1 and A2 are arithmetic mean between a and b also G1 and G2 are geome...

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  19. For numbers 6 and 24, A - G = ...... .

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  20. 10 is Geometric mean between 5 and x then x = ......... Where x in R^(...

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  21. 12 is arithmetic mean between x and 22 then x = ............

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