Class 12

Gujarat Board GSEB Textbook Solutions Class 12 Maths Chapter 3 Matrices Miscellaneous Exercise Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 12 Maths Chapter 3 Matrices Miscellaneous Exercise Question 1. Let A = . Show that (aI + bA)n + nan-1bA, where I is the identity matrix of order n ∈ N Solution: Apply […]

Gujarat Board GSEB Textbook Solutions Class 12 Maths Chapter 4 Determinants Ex 4.4 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 12 Maths Chapter 4 Determinants Ex 4.4 Write minors and cofactors of elements of the following determinants: Question 1. (i) (ii) Solution: (i) ∆ = Minor of a11 is M11 = 3, Minor

Gujarat Board GSEB Textbook Solutions Class 12 Maths Chapter 4 Determinants Ex 4.3 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 12 Maths Chapter 4 Determinants Ex 4.3 Question 1. Find the area of the triangle with vertices at the points given in each of the following: (i) (1, 0), (6, 0), (4, 3)

Gujarat Board GSEB Textbook Solutions Class 12 Maths Chapter 4 Determinants Ex 4.2 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 12 Maths Chapter 4 Determinants Ex 4.2 Question 1. = 0 Solution: Operating C1 → C1 + C2, we get = = 0, since 1st and 3rd columns are identical. Question 2. =

Gujarat Board GSEB Textbook Solutions Class 12 Maths Chapter 4 Determinants Ex 4.1 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 12 Maths Chapter 4 Determinants Ex 4.1 Question 1. Solution: = 2 x (-1) – 4 x (-5) = – 2 + 20 = 18 Question 2. (i) (ii) Solution: (i) = cos

Gujarat Board GSEB Textbook Solutions Class 12 Maths Chapter 3 Matrices Ex 3.4 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 12 Maths Chapter 3 Matrices Ex 3.4 Using elementary transformations, find the inverse each of following matrices, if it exists in questions 1 to 17: Question 1. Solution: Question 2. Solution: Question 3.

Gujarat Board GSEB Textbook Solutions Class 12 Maths Chapter 3 Matrices Ex 3.3 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 12 Maths Chapter 3 Matrices Ex 3.3 Question 1. Find the transpose of each of the following matrices: (i) (ii) (iii) Solution: Question 2. If A = + B = , then verify

Gujarat Board GSEB Textbook Solutions Class 12 Maths Chapter 6 Application of Derivatives Ex 6.2 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 12 Maths Chapter 6 Application of Derivatives Ex 6.2 Question 1. Show that the function given by f(x) = 3x + 17 is strictly increasing on R. Solution: f(x) = 3x

Gujarat Board GSEB Textbook Solutions Class 12 Chemistry Chapter 9 Coordination Compounds Textbook Questions and Answers, Additional Important Questions, Notes Pdf. Gujarat Board Textbook Solutions Class 12 Chemistry Chapter 9 Coordination Compounds GSEB Class 12 Chemistry Coordination Compounds InText Questions and Answers Question 1. Write the formulas for the following coordination compounds? Tetraamminediaquacobalt(III) chloride Potassium

Gujarat Board GSEB Solutions Class 10 Maths Chapter 3 Pair of Linear Equations in Two Variables Ex 3.7 Textbook Questions and Answers. Gujarat Board Textbook Solutions Class 10 Maths Chapter 3 Pair of Linear Equations in Two Variables Ex 3.7 Question 1. The ages of two friends Aol and Rijo differ by 3 years, Mi’s

Gujarat Board GSEB Textbook Solutions Class 12 Chemistry Chapter 8 d-and f-Block Elements Textbook Questions and Answers, Additional Important Questions, Notes Pdf. Gujarat Board Textbook Solutions Class 12 Chemistry Chapter 8 d-and f-Block Elements GSEB Class 12 Chemistry d-and f-Block Elements InText Questions and Answers Question 1. Silver atom has completely filled d orbitals (4d10)

Gujarat Board GSEB Textbook Solutions Class 12 Chemistry Chapter 10 Haloalkanes and Haloarenes Textbook Questions and Answers, Additional Important Questions, Notes Pdf. Gujarat Board Textbook Solutions Class 12 Chemistry Chapter 10 Haloalkanes and Haloarenes GSEB Class 12 Chemistry Haloalkanes and Haloarenes InText Questions and Answers Question 1. Write structures of the following compounds: (i) 2-Chloro-3-methylpentane

Gujarat Board GSEB Textbook Solutions Class 12 Chemistry Chapter 11 Alcohols, Phenols and Ehers Textbook Questions and Answers, Additional Important Questions, Notes Pdf. Gujarat Board Textbook Solutions Class 12 Chemistry Chapter 11 Alcohols, Phenols and Ehers GSEB Class 12 Chemistry Alcohols, Phenols and Ehers InText Questions and Answers Question 1. Classify the following as primary,

Our Revision Notes for GSEB Class 10 Social Science Notes Chapter 13 Manufacturing Industries summarises the key points of a chapter and useful resource to prepare effectively for the upcoming board exams. Manufacturing Industries Class 10 GSEB Notes Social Science Chapter 13 Manufacturing Industries Class 10 GSEB Notes → The process in which man can

Gujarat Board GSEB Textbook Solutions Class 12 Chemistry Chapter 7 The p-Block Elements Textbook Questions and Answers, Additional Important Questions, Notes Pdf. Gujarat Board Textbook Solutions Class 12 Chemistry Chapter 7 The p-Block Elements GSEB Class 12 Chemistry The p-Block Elements InText Questions and Answers Question 1. Why are pentahalides more covalent than trihalides? Answer:

Gujarat Board GSEB Textbook Solutions Class 12 Chemistry Chapter 14 Biomolecules Textbook Questions and Answers, Additional Important Questions, Notes Pdf. Gujarat Board Textbook Solutions Class 12 Chemistry Chapter 14 Biomolecules GSEB Class 12 Chemistry Biomolecules InText Questions and Answers Question 1. Glucose or sucrose are soluble in water but cyclohexane or benzene (simple six-membered ring

Gujarat Board GSEB Textbook Solutions Class 12 Chemistry Chapter 6 General Principles and Processes of Isolation of Elements Textbook Questions and Answers, Additional Important Questions, Notes Pdf. Gujarat Board Textbook Solutions Class 12 Chemistry Chapter 6 General Principles and Processes of Isolation of Elements GSEB Class 12 Chemistry General Principles and Processes of Isolation of

Gujarat Board GSEB Textbook Solutions Class 12 Chemistry Chapter 5 Surface Chemistry Textbook Questions and Answers, Additional Important Questions, Notes Pdf. Gujarat Board Textbook Solutions Class 12 Chemistry Chapter 5 Surface Chemistry GSEB Class 12 Chemistry Surface Chemistry InText Questions and Answers Question 1. Write any two characteristics of chemisorption? Answer: Chemisorption is highly specific.

Gujarat Board GSEB Textbook Solutions Class 12 Chemistry Chapter 13 Amines Textbook Questions and Answers, Additional Important Questions, Notes Pdf. Gujarat Board Textbook Solutions Class 12 Chemistry Chapter 13 Amines GSEB Class 12 Chemistry Amines InText Questions and Answers Question 1. Classify the following amines as primary, secondary or tertiary: iii. (C2H5)2CHNH2 iv. (C2H5)2NH Answer:

Gujarat Board GSEB Textbook Solutions Class 12 Biology Chapter 10 Microbes in Human Welfare Textbook Questions and Answers, Additional Important Questions, Notes Pdf. Gujarat Board Textbook Solutions Class 12 Biology Chapter 10 Microbes in Human Welfare GSEB Class 12 Biology Microbes in Human Welfare Text Book Questions and Answers Question 1. Bacteria cannot be seen