S No. Topic Video
11 4.2 Q4 Find two consecutive positive integers, sum of whose squares is 365.
12 4.2 Q5 The altitude of a right triangle is 7 cm less than its base. If the hypotenuse is 13 cm, find the other two sides.
13 4.2 Q6 A cottage industry produces a certain number of pottery articles in a day. It was observed on a particular day that the cost of production ...
14 4.3 Q1 Find the roots of the following quadratic equations, if they exist, by the method of completing the square:
15 4.3 Q2 Find the roots of the quadratic equations by applying the quadratic formula.
16 4.3 Q3 Find the roots of the following equations:
17 4.3 Q4 The sum of the reciprocals of Rehman's ages, (in years) 3 years ago and 5 years from now is 1/3. Find his present age.
18 4.3 Q5 In a class test, the sum of Shefali's marks in Mathematics and English is 30. Had she got 2 marks more .......
19 4.3 Q6 The diagonal of a rectangular field is 60 metres more than the shorter side. If the longer side is 30 metres ...
20 4.3 Q7 The difference of squares of two numbers is 180. The square of the smaller ......
Topic/Video

11 4.2 Q4 Find two consecutive positive integers, sum of whose squares is 365.

12 4.2 Q5 The altitude of a right triangle is 7 cm less than its base. If the hypotenuse is 13 cm, find the other two sides.

13 4.2 Q6 A cottage industry produces a certain number of pottery articles in a day. It was observed on a particular day that the cost of production ...

14 4.3 Q1 Find the roots of the following quadratic equations, if they exist, by the method of completing the square:

15 4.3 Q2 Find the roots of the quadratic equations by applying the quadratic formula.

16 4.3 Q3 Find the roots of the following equations:

17 4.3 Q4 The sum of the reciprocals of Rehman's ages, (in years) 3 years ago and 5 years from now is 1/3. Find his present age.

18 4.3 Q5 In a class test, the sum of Shefali's marks in Mathematics and English is 30. Had she got 2 marks more .......

19 4.3 Q6 The diagonal of a rectangular field is 60 metres more than the shorter side. If the longer side is 30 metres ...

20 4.3 Q7 The difference of squares of two numbers is 180. The square of the smaller ......

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