July 2020

Class 11 – Mathematics Statistics – Exercise 15.1 Question : 1 Answer: Question : 2 Answer: Question : 3 Answer: Question : 4 Answer: Question : 5 Answer: Question : 6 Answer: Question : 7 Answer: Question : 8 Answer:…

Class 11 – Mathematics Mathematical Reasoning – Exercise 14-Misc Question 1: Write the negation of the following statements: (i) p: For every positive real number x, the number x – 1 is also positive. (ii) q: All cats scratch. (iii)…

Class 11 – Mathematics Mathematical Reasoning – Exercise 14.5 Question 1: Show that the statement p: “If x is a real number such that x3 + 4x = 0, then x is 0” is true by (i) direct method                 (ii)…

Class 11 – Mathematics Mathematical Reasoning – Exercise 14.4 Question 1: Rewrite the following statement with “if-then” in five different ways conveying the same meaning. If a natural number is odd, then its square is also odd. Answer: The given…

Class 11 – Mathematics Mathematical Reasoning – Exercise 14.3 Question 1: For each of the following compound statements first identify the connecting words and then break it into component statements. (i) All rational numbers are real and all real numbers…

Class 11 – Mathematics Mathematical Reasoning – Exercise 14.2 Question 1: Write the negation of the following statements: (i) Chennai is the capital of Tamil Nadu. (ii) √2 is not a complex number. (iii)All triangles are not equilateral triangle. (iv)The…

Class 11 – Mathematics Mathematical Reasoning – Exercise 14.1 Question 1: Which of the following sentences are statements? Give reasons for your answer. (i) There are 35 days in a month. (ii) Mathematics is difficult. (iii) The sum of 5…

Class 11 – Mathematics Limits and Derivatives – Exercise 13-Misc Question : 1 Answer: Question : 2 Answer: Question : 3 Answer: Question : 4 Answer: Question : 5 Answer: Question : 6 Answer: Question : 7 Answer: Question :…

Class 11 – Mathematics Limits and Derivatives – Exercise 13.2 Question : 1 Answer: Question : 2 Answer: Question : 3 Answer: Question : 4 Answer: Question : 5 Answer: Question : 6 Answer: Question : 7 Answer: Question :…

Class 11 – Mathematics Limits and Derivatives – Exercise 13.1 Question : 1 Answer: Question : 2 Answer: Question : 3 Answer: Question : 4 Answer: Question : 5 Answer: Question : 6 Answer: Question : 7 Answer: Question :…

Class 11 – Mathematics Introduction to Three Dimensional Geometry – Exercise 12-Misc Question : 1 Answer: Question : 2 Answer: Question : 3 Answer: Question : 4 Answer: Question : 5 Answer: Question : 6 Answer: Previous Post Next Post…

Class 11 – Mathematics Introduction to Three Dimensional Geometry – Exercise 12.3 Question : 1 Answer: Question : 2 Answer: Question : 3 Answer: Question : 4 Answer: Question : 5 Answer: Previous Post Next Post Click here to visit…