Case study Chapter 1(Relation and Function) Case study 1:- Read the following and answer the question:(Case study relation and function 1) A general election of Lock sabha is a gigantic exercise. About 311 million people were eligible to vote and voter turnout was about 67%, the highest ever Let I be the set of all … Read more
Case study Chapter 2 (Inverse Trigonometry) Case study 2:- Read the following and answer the question.(Case study inverse trigonometry 1) Two men on either side of a temple 30 metres high observes its top at the angles of elevation α and β respectively. (as shown in the figure above). the distance between the two … Read more
Case study Chapter 2 (Inverse Trigonometric functio) Case study 1:- The government of India is planning to fix a hoarding board at the face of a building on yhe road of bisy market for awaeeness on COVID-19 protocol. Ram , Robert and Rahim are the three engineers who are working on this project. “A” is … Read more
Case study Chapter 3 (Matrix ) Case study 3:- Read the following and answer the question:(Case study problem matrix 3) Three schools DPS, CVC and KVS decided to organize a fair for collecting money for helping the flood victims. They sold Handmade fans, Mats and plates from recycled material at a … Read more
Case study Chapter 3 (Matrix) Case study 2:- Amit, Biraj and chirag were giventhe task of creating a square matrix of order 2. Below are the matrices created by them. A, B, C are the matrices created by Amit, Biraj and Chirag respectively.(Case study problem matrix 2) If a = 4 and b = -2 … Read more
Case study Chapter 3 (Matrix) Case study 1:- Read the following and answer the question(Case study problem matrix 1) A manufacturer produces three stationery products Pencil, Eraser and Sharpner which he sells in two markets. Annual sales are indicated below Market Products (in numbers) Pencil Eraser Sharpner A 10,000 2,000 18,000 B 6,000 20,000 … Read more
Case study Chapter 4(Determinant) Case study 5:– In coaching institutes, the students not only get academic guidance but also they get to know about career options and right goals as per their interest and academic record.(Case study problem determinant 5) A coaching institute conduct classes in two sections A and Band fees for rich and … Read more
Case study Chapter 4(Determinant) Case study 4:– Read the following and answer the question(Case study problem determinant 4) On the occasion of children’s day. Class teacher of class XII shri singh, decided to donate some money to students of class XII. If there were 8 studens less, every one would have … Read more
Case study chapter 4(Determinants) Case study 3:– Read the following and answer the question(Case study problem determinant 3 ) The monthly incomes of two sister Reshma and Ritam are in the ratio 3:4 and their monthly expenditures are in the ratio 5;7. Each sister saves Rs 15,000 per … Read more
Case study Chapter 4 (Determinant) Case study 2:- Read the following and answer the question(Case study problem determinant 2) Reshma wants to donate a rectangular plot of land for a school of her village. When she was asked by construction agency to give dimensions of the plot, she said that if … Read more