### Theory

 1 Introduction 2 Zero of a quadratic expression 3 Roots of a quadratic equations 4 Formation of a quadratic equation 5 Solving a quadratic equation by factorisation method 6 Solving a quadratic equation by completing the square method 7 Solving a quadratic equation by formula method

### Exercises

 1 Find the quadratic equation Difficulty: easy 2 2 Find the zeroes Difficulty: easy 2 3 Choose the constant should be add and subtract the equation Difficulty: easy 2 4 Find the roots of the following quadratic equations by factorisation Difficulty: easy 3 5 Solve by the method of completing the square Difficulty: easy 3 6 Solve by using quadratic formula Difficulty: easy 3 7 Frame the equation and select the correct answer Difficulty: easy 3 8 Find the sum and product of the roots of the given equations Difficulty: medium 4 9 Find the numbers by their difference Difficulty: medium 4 10 Solve the equation Difficulty: medium 4 11 Find the fraction Difficulty: medium 4 12 Find the roots of the equation Difficulty: medium 4 13 Find the two digit number Difficulty: medium 4 14 Choose the value of 'k' Difficulty: medium 4 15 Find the obtained marks in two subjects Difficulty: medium 4 16 Textbook question I Difficulty: medium 4 17 Textbook question II Difficulty: medium 4 18 Textbook question III Difficulty: medium 4 19 Find the sides of the right triangle Difficulty: hard 5 20 Determine the present ages Difficulty: hard 5 21 Solving quadratic equation: Broken tree Difficulty: hard 5 22 Determine the speed of the train Difficulty: hard 5 23 Find the speed of the stream Difficulty: hard 5 24 Find the dimensions of the garden Difficulty: hard 5

### Tests

 1 Training test I Difficulty: medium 8 2 Training test II Difficulty: medium 9 3 Training test III Difficulty: medium 10 4 Training test IV Difficulty: hard 11

### Teacher content

 1 Methodical recommendation