📘 Class 9 · MathematicsChapter 113 Posts
Number Systems: Numbers Ki Poori Duniya 🔢
Natural numbers se shuru karke rational, irrational aur real numbers tak ka safar. Number line, decimals, √2 ka proof aur square root spiral, sab Hinglish mein, step-by-step. Har post mein MCQ, FAQs, HOTS, Olympiad aur 15 practice sawaal poore solutions ke saath, aur chapter ke end mein 3 Practice Sets.
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1
Post 1 — Numbers Ki Family: Natural se Real Tak
N se R tak: numbers ka poora parivar
🔒 Jald aa raha hai
2
Post 2 — Rational Numbers aur Unki Properties
p/q form, equal rationals aur closure-type niyam
🔒 Jald aa raha hai
3
Post 3 — Rational Numbers Number Line Par
Number line par rational numbers ko sahi jagah dena
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4
Post 4 — Density: Do Rational Numbers Ke Beech Ka Safar
Do numbers ke beech hamesha aur rational numbers
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5
Post 5 — Decimal Forms: Terminating aur Repeating
Kaun si fraction ruk jaati hai, kaun repeat hoti hai
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6
Post 6 — Repeating Decimal ko p/q Mein Badalna
0.333… aur 0.4545… ko fraction banana
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Post 7 — Irrational Numbers Kya Hain
Woh decimals jo na rukte, na repeat hote
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Post 8 — √2 aur √3 Irrational Kyun Hain
Contradiction se proof, step-by-step
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Post 9 — Square Root Spiral
√2, √3, √4 … ko compass-scale se banana
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Post 10 — Real Numbers aur Surds
Real numbers par operations, surds aur rationalisation (extra)
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P1
Chapter 1 Practice Set 1
Foundation: pure chapter ke 100 sawaal
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P2
Chapter 1 Practice Set 2
Mixed: alag-alag type ke 100 sawaal
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P3
Chapter 1 Practice Set 3
Advanced: HOTS aur Olympiad style 100 sawaal
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← Class 9 Maths (sabhi chapters)Agla chapter: Chapter 2 — Introduction to Polynomials (jald aa raha hai)
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