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Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 7 Permutations and Combinations Ex 7.4 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 7 Permutations and Combinations Ex 7.4 Question 1. If nC8 = nC2. Find nC2. Solution: We have: nCr = nCn-r nC2 = nCn-2 nC8 = nCn-2 ⇒ n […]

Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 7 Permutations and Combinations Ex 7.3 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 7 Permutations and Combinations Ex 7.3 Question 1. How many 3-digit numbers can be formed by using the digits 1 to 9, if no digit is repeated? Solution:

Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 7 Permutations and Combinations Ex 7.1 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 7 Permutations and Combinations Ex 7.1 Question 1. How many 3-digit numbers can be formed from the digits 1, 2, 3, 4 and 5, assuming. (i) repetition of

Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 6 Linear Inequalities Miscellaneous Exercise Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 6 Linear Inequalities Miscellaneous Exercise Solve the inequalities in questions 1 to 6: 1. 2 ≤ 3x – 4 ≤ 5 2. 6 ≤ – 3(2x – 4) ≤

Gujarat Board GSEB Textbook Solutions Class 11 Chemistry Chapter 10 The s-Block Elements Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Chemistry Chapter 10 The s-Block Elements GSEB Class 11 Chemistry The s-Block Elements Text Book Questions and Answers Question 1. What are the common physical and chemical features of alkali metals? Answer:

Gujarat Board GSEB Textbook Solutions Class 11 Chemistry Chapter 5 States of Matter Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Chemistry Chapter 5 States of Matter GSEB Class 11 Chemistry States of Matter Text Book Questions and Answers Question 1. What will be the minimum pressure required to compress 500 dm3 of

Gujarat Board GSEB Textbook Solutions Class 11 Chemistry Chapter 14 Environmental Chemistry Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Chemistry Chapter 14 Environmental Chemistry GSEB Class 11 Chemistry Environmental Chemistry Text Book Questions and Answers Question 1. Define environmental chemistry. Answer: Environmental chemistry deals with the study of the origin, transport, reactions,

Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 2 Relations and Functions Ex 2.1 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 2 Relations and Functions Ex 2.1 Question 1. If ( + 1, y – ) = (, ), find the values of x and y? Solution: + 1

Gujarat Board GSEB Textbook Solutions Class 11 Chemistry Chapter 6 Thermodynamics Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Chemistry Chapter 6 Thermodynamics GSEB Class 11 Chemistry Thermodynamics Text Book Questions and Answers Question 1. Choose the correct answer. A thermodynamic state function is a quantity (i) used to determine heat changes (ii)

Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 4 Principle of Mathematical Induction Ex 4.1 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 4 Principle of Mathematical Induction Ex 4.1 Prove the following by using the principle of mathematical induction for all n ∈ N? 1. 1 + 3 +

Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 3 Trigonometric Functions Miscellaneous Exercise Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 3 Trigonometric Functions Miscellaneous Exercise 1. 2cos cos + cos + cos = 0 2. (sin 3x + sin x)sin x + (cos 3x – cos x)cos x =

Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 6 Linear Inequalities Ex 6.3 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 6 Linear Inequalities Ex 6.3 Solve the following systems of inequalities graphically: 1. x ≥ 3, y ≥ 2 2. 3x + 2y ≤ 12, x ≥ 1, y

Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 6 Linear Inequalities Ex 6.2 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 6 Linear Inequalities Ex 6.2 Solve the following inequalities graphically in two dimensional plane: 1. x + y < 5 2. 2x + y ≥ 6 3. 3x +

Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 6 Linear Inequalities Ex 6.1 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 6 Linear Inequalities Ex 6.1 1. Solve 24x < 100, when (i) x is a natural number. (ii) x is an integer. Solution: Dividing by 24, we get x

Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 3 Trigonometric Functions Ex 3.3 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 3 Trigonometric Functions Ex 3.3 Prove that: 1. sin2 + cos2 – tan2 = – 2. 2 sin2 + cosec2 cos2 = 3. cot2 + cosec + 3 tan2

Gujarat Board GSEB Textbook Solutions Class 11 Chemistry Chapter 7 Equilibrium Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Chemistry Chapter 7 Equilibrium GSEB Class 11 Chemistry Equilibrium Text Book Questions and Answers Question 1. A liquid is in equilibrium with its vapour in a sealed container at a fixed temperature. The volume

Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 5 Complex Numbers and Quadratic Equations Miscellaneous Exercise Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 5 Complex Numbers and Quadratic Equations Miscellaneous Exercise Question 1. Evaluate [i18 + ()25]3. Solution: = × = = = – i. ∴ [i18 + ()25]3

Gujarat Board GSEB Textbook Solutions Class 11 Physics Chapter 5 Laws of Motion Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Physics Chapter 5 Laws of Motion GSEB Class 11 Physics Laws of Motion Text Book Questions and Answers Question 1. Give the magnitude and direction of the net force acting on:  a

Gujarat Board GSEB Textbook Solutions Class 11 Physics Chapter 6 Work, Energy and Power Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Physics Chapter 6 Work, Energy and Power GSEB Class 11 Physics Work, Energy and Power Text Book Questions and Answers Question 1. The sign of wrk done by a force on

Gujarat Board GSEB Textbook Solutions Class 11 Maths Chapter 3 Trigonometric Functions Ex 3.2 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 11 Maths Chapter 3 Trigonometric Functions Ex 3.2 Find the values of the other five trigonometric functions in questions 1 to 5: 1. cos x = – , x lies in third