Chapter 1 – Number Systems
Example 20 : Rationalise the denominator of 1/7 + 3root2.
13
Oct
Example 20 : Rationalise the denominator of 1/7 + 3root2. Example 20 : Rationalise the denominator of 1/7 + 3root2. October 13, 2020 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,
Example 19 : Rationalise the denominator of 5/root 3 – root 5.
13
Oct
Example 19 : Rationalise the denominator of 5/root 3 – root 5. Example 19 : Rationalise the denominator of 5/root 3 - root 5. October 13, 2020 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,
Example 18 : Rationalise the denominator of 1/2 + root 3.
13
Oct
Example 18 : Rationalise the denominator of 1/2 + root 3. Example 18 : Rationalise the denominator of 1/2 + root 3. October 13, 2020 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,
Example 17 : Rationalise the denominator of 1/root 2.
13
Oct
Example 17 : Rationalise the denominator of 1/root 2. Example 17 : Rationalise the denominator of 1/root 2. October 13, 2020 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,
Example 16: Simplify the following expressions: (iv) (root11 – root7) (root11 +root7)
13
Oct
Example 16: Simplify the following expressions: (iv) (root11 – root7) (root11 +root7) Example 16: Simplify the following expressions: (iv) (root11 - root7) (root11 +root7) October 13, 2020 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,
Example 16: Simplify the following expressions: (iii) (root3 + root7)^2
13
Oct
Example 16: Simplify the following expressions: (iii) (root3 + root7)^2 Example 16: Simplify the following expressions: (iii) (root3 + root7)^2 October 13, 2020 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,
Example 16: Simplify the following expressions: (ii) (5 + root5) (5 – root5)
13
Oct
Example 16: Simplify the following expressions: (ii) (5 + root5) (5 – root5) Example 16: Simplify the following expressions: (ii) (5 + root5) (5 - root5) October 13, 2020 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,
Example 16: Simplify the following expressions: (i) (5 + root7) (2 + root5)
13
Oct
Example 16: Simplify the following expressions: (i) (5 + root7) (2 + root5) Example 16: Simplify the following expressions: (i) (5 + root7) (2 + root5) October 13, 2020 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,
Example 15 : Divide 8 √15 by 2 √3
13
Oct
Example 15 : Divide 8 √15 by 2 √3 Example 15 : Divide 8 √15 by 2 √3 October 13, 2020 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,
example 14 : multiply 6sqrt(5) by 2sqrt(5).
13
Oct
example 14 : multiply 6sqrt(5) by 2sqrt(5). example 14 : multiply 6sqrt(5) by 2sqrt(5). October 13, 2020 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,