Mathematics for Standard X

CHAPTER NO.3 PAIR OF LINEAR EQUATIONS IN TWO VARIABLES ( Exercise 3.4)

Today we are going to learn Q.2 of Exercise 3.4 which are related to the Application of pair of linear equations in two variables by using Elimination Method

Observe Q.2 ( i to iii)

The video of solution of Q.2 iii is available in following link 

https://youtu.be/Z4oXRcLtEsc ( Q.2 iii)

Homework  :- Write the solution of Q.2 ( i to iii) of Exercise 3.4.

Mathematics for Standard X

CHAPTER NO.3 PAIR OF LINEAR EQUATIONS IN TWO VARIABLES ( Exercise 3.4)

Today we are going to learn the Application of a pair of linear equations in two variables by using Elimination Method

Observe Solved example

Now observe Q.1 iv

The video of solution of Q.1 iv of Exercise 3.4 is available in following link 

https://youtu.be/FzE6TTCJ_k4 ( Q.1 iv)

Homework  :- Write the solution of solved example and the solution of Q.1 iv of Exercise 3.4.

Mathematics for Standard IX

CHAPTER NO.2 POLYNOMIALS ( Exercise 2.5)

Today we are going to learn Q.15 and Q.16 which are related to the factorisation of Quadratic Polynomial

Observe Q.15

Now observe Q.16

The video of solution of Q.15 and Q.16 are available in following link 

https://youtu.be/yGKdlwlFR6U ( Q.15)

https://youtu.be/74UfeCYbZWk ( Q.16)

Homework  :- Write the solution Q.15 and Q.16 of Exercise  2.5 .

Mathematics for Standard X

CHAPTER NO.3 PAIR  OF LINEAR EQUATIONS IN TWO VARIABLES

Today we are going to learn how to find the solution of a pair of linear equations in two variables by using Elimination Method .

Observe the examples of Elimination Method

The video of Elimination Method is available in following link 

https://youtu.be/EdsnbnpS3Pc ( Elimination Method)

Homework  :- Write the solutions of solved examples and also solve Assignment. 

Mathematics for Standard IX

CHAPTER NO.2 POLYNOMIALS ( Exercise 2.5)

Today we are going learn Q.12 , Q.13 and Q.14 of Exercise  2.5 which are related to Algebraic identities.

Observe Q.12 ,Q.13

Now observe Q.14

The video of solution of Q.12 available in following link 

https://youtu.be/4PwDdYc7Wm0 ( Q.12)

Homework  :- Solve Q.12 to Q.14 of Exercise 2.5.

Mathematics for Standard X

CHAPTER NO.3 PAIR OF LINEAR EQUATIONS IN TWO VARIABLES ( Exercise 3.3)

Today we are going to learn Application of a pair of linear equations in two variables by using Substitution Method

Observe Q.3 v

Now observe Q.3 vi

Assignment ( Other examples for practice)

Homework  :- Solve Q.3 (v and vi )of Exercise  3.3 and also Solve Assignment. 

Mathematics for Standard IX

CHAPTER NO.2 POLYNOMIALS ( Exercise 2.5)

Today we are going to learn Q.9,Q.10 and Q.11 of Exercise 2.5 which are related to Algebraic Identities.

Observe Q.9

Observe Q.10

Now observe Q.11

The video of solution Q.11 are available in following link 

https://youtu.be/ONfOMxpp-34 (Q.11)

Homework  :- Solve Q.9 to Q.11 of Exercise  2.5.

Mathematics for Standard X

CHAPTER NO.3 PAIR OF LINEAR EQUATIONS IN TWO VARIABLES ( Exercise 3.3)

Today we are going to learn how to solve the words problems of a pair of linear equations in two variables by using Substitution Method

Observe Q.3

The video of solutions of Exercise 3.3 Q.3 iii, iv  are available in following link 

https://youtu.be/fOK-YuL5vBM( Q.3 iv)

https://youtu.be/9zfj__IkdCw(Q.3 iii)

Homework  :- Solve Q.3 (i to iv) of Exercise 3.3.

Mathematics for Standard X

CHAPTER NO.3 PAIR OF LINEAR EQUATIONS IN TWO VARIABLES ( Exercise 3.3)

Today we are going to learn how to find out the solution of a pair of linear equations in two variables by using Substitution Method (Q.1 of Exercise 3.3)

Observe Q.1

Now observe Q. 2

The video of solution of of Q.1 (vi) and Q.2 are available in following link 

https://youtu.be/AKl5vdbEDlk ( Q.1 vi)

https://youtu.be/6LXXpxKgKJg ( Q.2)

Homework  :- Solve Q.1 and Q.2 of Exercise 3.3.