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- Question 1, Exercise 2.1
- Question 2, Exercise 2.1
- Question 3, Exercise 2.1
- Question 4, Exercise 2.1
- Question 1, Exercise 2.2
- Question 3, Exercise 2.2
- Question 3, Exercise 2.2
- Question 4, Exercise 2.2
- Question 5, Exercise 2.2
- Question 6, Exercise 2.2
- Question 7, Exercise 2.2
- Question 8, Exercise 2.2
- Question 9, Exercise 2.2
- Question 10, Exercise 2.2
- Question 11, Exercise 2.2
- Question 12, Exercise 2.2
- Question 13, Exercise 2.2
- Question 1, Exercise 2.3
- Question 2, Exercise 2.3
- Question 3, Exercise 2.3
- Question 4, Exercise 2.3
- Question 5, Exercise 2.3
- Question 6, Exercise 2.3
- Question 7, Exercise 2.3
- Question 1, Exercise 2.5
- Question 2, Exercise 2.5
- Question 3, Exercise 2.5
- Question 1, Exercise 2.6
- Question 2, Exercise 2.6
- Question 3, Exercise 2.6
- Question 4, Exercise 2.6
- Question 5, Exercise 2.6
- Question 6, Exercise 2.6
- Question 7 and 8, Exercise 2.6
- Question 9 and 10, Exercise 2.6
- Question 1, Review Exercise
- Question 2 and 3, Review Exercise
- Question 4 and 5, Review Exercise
Fulltext results:
- Question 1, Exercise 2.6
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... begin{array}{cccc} 2x_1&-3 x_{2}&+4 x_{3}&=0\\ \mathop+\limits_{-}2x_1&\mathop-\limits_{+}4x_2&\mathop+\limits_{-}6x_3&=0 \\ \hline &x_2&-2x_3 &=0\\ \end{array} \\ \implies &x_2=2
- Question 7, Exercise 2.2
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... n{bmatrix} x & 0 \\ y & 1 \end{bmatrix}.$$ We use mathematical induction to prove the given fact. For C-... n & 1-2 n \end{bmatrix} $ ** Solution. ** we use mathematical induction. Put $n = 1$ \begin{align*} A^... 1 - 2(k + 1) \end{array}\right] \end{align*} By mathematical induction, the formula \[ A^n = \left[\b
- Question 2, Exercise 2.6
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... y}{cccc} 2x_1&+\frac{7}{11} x_{2}&+ x_{3}&=0\\ \mathop+\limits_{-}2x_1&\mathop+\limits_{-}3x_2&\mathop-\limits_{+}x_3&=0 \\ \hline &-\frac{26}{11}x_2&+2x_3 &=0\\ \end{array} \\ \i
- Question 2, Exercise 2.1
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit02:ex2-1-p1|< Question 1]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit02:ex2-1-p3|Question 3 >]]</btn></
- Question 3, Exercise 2.1
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit02:ex2-1-p2|< Question 2]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit02:ex2-1-p4|Question 4 >]]</btn></
- Question 3, Exercise 2.2
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit02:ex2-2-p2|< Question 2]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit02:ex2-2-p4|Question 4 >]]</btn></
- Question 3, Exercise 2.2
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit02:ex2-2-p2|< Question 2]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit02:ex2-2-p4|Question 4 >]]</btn></
- Question 4, Exercise 2.2
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit02:ex2-2-p3|< Question 3]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit02:ex2-2-p5|Question 5 >]]</btn></
- Question 5, Exercise 2.2
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit02:ex2-2-p4|< Question 4]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit02:ex2-2-p6|Question 6 >]]</btn></
- Question 6, Exercise 2.2
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit02:ex2-2-p5|< Question 5]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit02:ex2-2-p7|Question 7 >]]</btn></
- Question 8, Exercise 2.2
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit02:ex2-2-p7|< Question 7]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit02:ex2-2-p9|Question 9 >]]</btn></
- Question 9, Exercise 2.2
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit02:ex2-2-p8|< Question 8]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit02:ex2-2-p10|Question 10 >]]</btn>
- Question 10, Exercise 2.2
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit02:ex2-2-p9|< Question 9]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit02:ex2-2-p11|Question 11 >]]</btn>
- Question 11, Exercise 2.2
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit02:ex2-2-p10|< Question 10]]</btn>... </text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit02:ex2-2-p12|Question 12 >]]</btn>
- Question 12, Exercise 2.2
- d Determinants. This is unit of Model Textbook of Mathematics for Class XI published by National Book Fo... to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit02:ex2-2-p11|< Question 11]]</btn>... </text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit02:ex2-2-p13|Question 13 >]]</btn>