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Maths Rational and irrational Numbers Exercise1-2
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Exercise1-2
Exercise1-1
Exercise1-2
Exercise1-3
Exercise1-4
Exercise1-5
Chaptertest
Q1
Prove that, √5 is an irrational number
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Q2
Prove that, √7 is an irrational number.
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Q3
Prove that √6 is an irrational number.
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Q4
Prove that 1/√11 is an irrational number.
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Q5
Prove that √2 is an irrational number. Hence show that 3 - √2 is an irrational.
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Q6
Prove that, √3 is an irrational number. Hence, show that 2/5×√3 is an irrational
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Q7
Prove that √5 is an irrational number. Hence, show that -3 + 2√5 is an irrational number
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Q8
Prove that the following numbers are irrational:
(i) 5 +√2
(ii) 3 - 5√3
(iii) 2√3 - 7
(iv) √2 +√5
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