Chapter 2 Linear Equations in One Variable Exercise 2.1
Chapter 2 Linear Equations in One Variable Exercise 2.1 Question 1. Solve the equation: x – 2 = 7. Solution: Given: x – 2 = 7 ⇒ x – 2 + 2 = 7 + 2 (adding 2 on both sides) ⇒ x = 9 (Required solution) Question 2. Solve the equation: y + 3 […]
Chapter 1 Rational Numbers
Chapter 1 Rational Numbers Extra Questions Very Short Answer Type Question 1. Question 4. Question 5. What is the multiplicative identity of rational numbers? Solution: 1 is the multiplicating identity of rational numbers. Question 6. What is the additive identity of rational numbers? Solution: 0 is the additive identity of rational numbers. Solution: Short Answer […]
Chapter 1 Rational Numbers Exercise 1.2
Chapter 1 Rational Numbers Exercise 1.2 Question 1. Represent these numbers on the number line Question 2. Solution: Question 5. Find five rational numbers between Solution: Question 6. Question 7.
Chapter 1 Rational Numbers Exercise 1.1
Chapter 1 Rational Numbers Exercise 1.1 Question 1. Using appropriate properties find: Solution: Question 2. Write the additive inverse of each of the following: Solution: Question 3. Verify that -(-x) = x for Solution: Question 4. Find the multiplicative inverse of the following: Solution: Question 5. Name the property under multiplication used in each of […]