is this correct??

JEE Advanced 2015 Papers › Fundamentals questions › is this correct??

in the neighbourhood of a rational no. there lie two irrationals..and vice versa..

#Mathematics #Fundamentals

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6 Answers

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apoorva ·2008-11-08 18:52:12

i think it is correct.........any wrong...plz correct me

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Lokesh Verma ·2008-11-08 19:13:34

yes it is....

But the reason i think should not be worried aobut right nwo :)

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voldy ·2008-11-08 19:21:22

this one paves for discussion on the Dirichlet function , an interesting Q , Is the dirchlet function continous or discontinous at rational points ?

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Anvay Vaidya ·2008-11-15 20:48:56

tis correct absoulutely coz a rational no is the one that can be exp as p/q form eg.1/2=0.5but 0.555555000000000 is irrational

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Lokesh Verma ·2008-11-15 20:56:42

yes anway this is a good way to understand this concept :)

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skygirl ·2008-11-19 19:29:11

y same question posted twice in the forum.... ??

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Your Answer

Basic Integral Calculus Operators Symbols Matrix Cases

√ √ || {} [] () → ~ ^ x x x → → ln log lg lim lim cos sin tan cot arcsin arccos arctan

∫ ∫ ∫ ∫ ∫ ∬ ∬ ∬ ∬ ∬ ∭ ∭ ∭ ∭ ∭ ⨌ ⨌ ⨌ ⨌ ⨌

∑ ∑ ∑ ∑ ∑ ∮ ∮ ∮ ∮ ∮ ∏ ∏ ∏ ∏ ∏ ∐ ∐ ∐ ∐ ∐

+ - × ÷ ± ∓ = ∪ ∩ ≠ ∼ ≈ ∅ ∀ ∃ ∈ ∋ ∝ ≤ ≥ ≃ ≅ ≡ < > ≪ ≫ ⊂ ∉ ⊃ ⊆ ⊇ ⇒ ⇐ ⇔ ⇒ ⇐ ⇔ ⇑ ⇓ ⇕ → ← ↔ → ← ↔ ↑ ↓ ↕ ↖ ↗ ↘ ↙ ↪ ↩ ⇀ ↼ ⇁ ↽

° ∂ ∞ α β γ δ θ λ μ ν ξ π ρ σ φ ω ε ƒ κ τ υ Γ Δ Λ Σ Π Ω