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RD Sharma Class 9 EX 1.1 Q1: T/F: Every whole number is a rational number; Every integer is a ration
CBSE Class 8-9 Kishan Swaroop Yadav
12:48
RD Sharma Class 9 EX 1.1 Q2&3: Is 0 a rational number?; Find five rational numbers between 1 and 2.
8:55
RD Sharma Class 9 EX 1.1 Q4&5: Find 6 rational no's between 3&4; Find 5 rational no's betn 3/5&4/5.
4:36
RD Sharma Class 9 EX 1.2 Q 1: Express rational number as decimals: 42/100 , 327/500 , 15/4
16:26
RD Sharma Class 9 EX 1.2 Q 2: Express as decimals:– 2/3, -(4/9), -(2/15), -(22/13), 437/999, 33/26
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RD Sharma Class 9 EX 1.3 Q 1: Express in rational numbers: 0.39, 0.750, 2.15, 7.010, 9.90, 1.0001
21:05
RD Sharma Class 9 EX 1.3 Q 2: Express decimals in the form of rational number 0.444... , 0.373737...
3:38
RD Sharma Class 9 EX 1.3 Q 2(vii): Express decimals in p/q 0.123333...
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RD Sharma Class 9 EX 1.3 Q 3: Express 0.6+0.7777...+0.47777... in the form of p/q.
4:17
RD Sharma Class 9 EX 1.4 Q 1: Define an irrational number.
7:13
RD Sharma Class 9 EX 1.4 Q 2: Explain how an irrational number is differing from rational numbers?
13:36
RD Sharma Class 9 EX 1.4 Q 3: Find numbers are rational/irrational: √7,√4, 2+√3,√3+√2,√3+√5,(√2-2)^2
14:16
RD Sharma Class 9 EX 1.4 Q 3: Find rational/irrational: (2-√2)(2+√2),(√2+√3)^2,√5-2,√23,√225,0.3796
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RD Sharma Class 9 EX 1.4 Q 4: Identify irrational & represent in decimal:√4,3×√18,√1.44,√(9/27),-√64
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RD Sharma Class 9th EX 1.4 Q 5: represent rational/irrational: (i) x^2=5 (ii) y^2=9(iii) z^2=0.04
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RD Sharma Class 9th EX 1.4 Q 13: Give example of two irrational numbers whose:(i)Difference in a rat
4:08
RD Sharma Class 9th EX 1.4 Q 6: Give two rational numbers lying between 0.232332333233332 & 0.212112
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RD Sharma Class 9th EX 1.4 Q 7: Give two rational numbers lying between 0.515115111511115 & 0. 53533
3:35
RD Sharma Class 9th EX 1.4 Q 8: Find one irrational number between 0.2101 and 0.2222 ...
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RD Sharma Class 9th EX 1.4 Q 9: Find a rational & also an irrational number lying between 0.30300300
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RD Sharma Class 9th EX 1.4 Q 11: Find two irrational numbers between 0.5 and 0.55.
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RD Sharma Class 9th EX 1.4 Q 12: Find two irrational numbers lying between 0.1 and 0.12.
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RD Sharma Class 9th EX 1.4 Q 14: Prove that √3 + √5 is an irrational number.
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RD Sharma Class 9th EX 1.4 Q 10: Find three irrational numbers between the rational Nos 5/7 & 9/11.
3:19
RD Sharma Class 9th EX 1.5 Q 1: F.I.B (i) Every point on the number line corresponding to a___number
21:33
RD Sharma Class 9th EX 1.5 Q 3: Represent √6, √7 and √8 on the number line.
18:25
√6 on number line.
13:18
RD Sharma Class 9th EX 1.4 Q 4: Represent √3.5, √9.4 and √10.5 on the real number line.
11:55
RD Sharma Class 9th EX 1.4 Q 4: Represent √9.4 and √10.5 on the real number line.
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RD Sharma Class 9th EX 1.4 Q 2: Find whether the following statements are true or false.
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Visualise 2.665 on the number line, using successive magnification.
13:15
Visualise the representation 5.37777... on the number line upto 5 decimal places.