PrasannaMP Board Class 9th Maths Solutions Chapter 4 Linear Equations in Two Variables Ex 4.4 Question 1. Give the geometric representations of y = 3 as an equation – In one variable in two variables. Solution: 1. Linear equation in one variable y = 3 2. Linear equation in two variables is 0x + y … Read more
MP Board Class 9th Maths Solutions Chapter 4 Linear Equations in Two Variables Ex 4.3 Question 1. Draw the graph of each of the following linear equations in two variables: x + y = 4 x – y = 2 y = 3x 3 = 2x + y solution: 1. x + y = 4 … Read more
MP Board Class 9th Maths Solutions Chapter 4 Linear Equations in Two Variables Ex 4.2 Question 1. Which one of the following options is true, and why? y = 3x + 5 has (i) a unique solution, (ii) only two solutions, (iii) infinitely many solutions. Solution: The true option is (iii) y = 3x + … Read more
MP Board Class 7th Science Solutions Chapter 10 Respiration in Organisms Respiration in Organisms Intex Questions Question 1. Bhoojho wants to know if cockroaches, snails, fish, earthworms, ants and mosquitoes also have lungs? Answer: Yes. Question 2. Boojho has seen in television programmes that whales and dolphins often come up to the water surface? They … Read more
MP Board Class 9th Maths Solutions Chapter 4 Linear Equations in Two Variables Ex 4.1 Question 1. The cost of notebook is twice the cost of a pen. Write a linear equation in two variables to represent this statement. Solution: Let cost of pen be ₹ x and cost of a notebook be ₹ y … Read more
MP Board Class 9th Science Solutions Chapter 3 Atoms and Molecules Atoms and Molecules Intext Questions Atoms and Molecules Intext Questions Page No. 32 – 33 Question 1. In a reaction 5.3g of sodium carbonate reacted with 6g of ethanoic acid. The products were 2.2g of carbon dioxide. 0. 9g water and 8.2g of sodium … Read more
MP Board Class 9th Maths Solutions Chapter 3 Coordinate Geometry Ex 3.2 Question 1. Write the answer of each of the following questions: What is the name of horizontal and the vertical lines drawn to determine the position of any point in the Cartesian plane? What is the name of each part of the plane … Read more
MP Board Class 9th Maths Solutions Chapter 3 Coordinate Geometry Ex 3.1 Question 1. How will you describe the position of a table lamp on your study table to another person? Solution: Consider the lamp as a point and table as a plane. Choose any two perpendicular edges of the table. Measure the distance of … Read more
MP Board Class 7th Science Solutions Chapter 1 Nutrition in Plants Nutrition in Plants Intext Questions Question 1. Boojho wants to know how plants prepare their own food? Answer: Plants are the only that can prepare food for themselves by using water, carbon dioxide and minerals. Question 2. Paheli wants to know why our body … Read more
MP Board Class 9th Maths Solutions Chapter 2 Polynomials Ex 2.5 Question 1. Use suitable identities to find the following products: (x + 4) (x + 10) (x + 8) (x – 10) (3x + 4) (3x – 5) (y2 + ) (y2 – ) (3 – 2x) (3 + 2x) Solution: 1. (x + … Read more
MP Board Class 9th Science Solutions Chapter 2 Is Matter Around Us Pure Is Matter Around Us Pure Intext Questions Is Matter Around Us Pure Intext Questions Page No. 15 Question 1. What is meant by a pure substance? Answer: It is the substance which is made up of only one kind of matter. It … Read more
MP Board Class 9th Maths Solutions Chapter 2 Polynomials Ex 2.4 Question 1. Determine which of the following polynomials has (x + 1) as factor: x3 + x2 + x + 1 x4 + x3 + x2 + x + 1 x4 + 3×2 + 3×2 + x + 1 x3 – x2 – (2 … Read more
MP Board Class 9th Maths Solutions Chapter 2 Polynomials Ex 2.3 Question 1. Find the remainder when x3 + 3×3 + 3x + 1 is divided by x + 1 x – x x + π 5 + 2x. Solution: Let p(x) = x3 + 3×2 + 3x + 1 1. x + 1 x … Read more
MP Board Class 9th Maths Solutions Chapter 2 Polynomials Ex 2.2 Question 1. Find the value of the polynomial 5x – 4×2 + 3 at x = 0 x = – 1 x = 2. Solution: Let f(x) = 5x – 4×2 + 3 1. Value of f(x) at x = 0 = f(0) = … Read more
MP Board Class 9th Science Solutions Chapter 1 Matter in Our Surroundings Matter in Our Surroundings Intext Questions Matter in Our Surroundings Intext Questions Page No. 3 Question 1. Which of the following are matter? Chair air, love, smell, hate, almonds, thought, cold, cold – drink smell of perfume. Answer: Chair, air, almonds and cold … Read more