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Question 4, Exercise 6.3
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder... \end{array} \] \begin{align*}n & =9 \quad \text{put in (i)}\\ 10 r-3(9)-3 & =0 \\ 10 r-30 & =0 \\ r ... \ \end{array} \] \begin{align*} r&=27\quad \text{put in (i)}\\ 7(27)-3 n-3 & =0 \\ 186-3 n & =0 \\ n ... t{and}\\ n & =2 r \quad\cdots (ii)\\ \end{align*} Put (ii) in (i)\\ \begin{align*}6(2r)-11r-5&=0\\ 12r
Question 16 and 17, Exercise 6.2
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder... t place have an odd digit.\\ If at units place we put $1$\\ than possible arrangements for remaining t
Question 3, Exercise 6.3
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder... n} C_{n-r}$$\\ Here \begin{align*}n=15\quad&\text{put} \quad r=3 r\\ n-3 r&=r+3\\ 15-3 r&=r+3 \\ 15-3
Exercise 6.1 (Solutions)
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book “Model Textbook of Mathematics for Class XI” published by National Book Foundation (NBF) as Feder
Question 1, Exercise 6.1
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder
Question 2, Exercise 6.1
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder
Question 3 and 4, Exercise 6.1
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder
Question 5, Exercise 6.1
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder
Question 6(i-v), Exercise 6.1
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder
Question 6(vi-ix), Exercise 6.1
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder
Question 7(i-vi), Exercise 6.1
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder
Question 7(vii-xi), Exercise 6.1
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder
Exercise 6.2 (Solutions)
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book “Model Textbook of Mathematics for Class XI” published by National Book Foundation (NBF) as Feder
Question 1, Exercise 6.2
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder
Question 2, Exercise 6.2
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nit of Model Textbook of Mathematics for Class XI published by National Book Foundation (NBF) as Feder
Question 3, Exercise 6.2
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Question 4 and 5, Exercise 6.2
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Question 6 and 7, Exercise 6.2
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Question 8 and 9, Exercise 6.2
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Question 10 and 11, Exercise 6.2
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Question 12 and 13, Exercise 6.2
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Question 14 and 15, Exercise 6.2
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Question 18 and 19, Exercise 6.2
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Question 20 and 21, Exercise 6.2
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Question 22 and 23, Exercise 6.2
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Exercise 6.3 (Solutions)
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Question 1(i-v), Exercise 6.3
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Question 1(vi-x), Exercise 6.3
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Question 2, Exercise 6.3
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Question 5 and 6, Exercise 6.3
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Question 7 and 8, Exercise 6.3
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Question 9 and 10, Exercise 6.3
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Question 11 and 12, Exercise 6.3
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Question 13 and 14, Exercise 6.3
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Question 1, Review Exercise 6
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Question 2 and 3, Review Exercise 6
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Question 4, 5 and 6, Review Exercise 6
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Review Exercise (Solutions)
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