PLS...........anyone help me in the first video................I DID NOT UNDERSTAND IT ??????,.....

 

Dear Student!

The example in the animation has been discussed and explained in the most simplified manner for your understanding. If you try to follow the entire animation step by step, you will find it very easy. Kindly refer to the animation once more and when you face any difficulty in understanding any step(s) in the animation, then do get back to us specifying  the step(s). We will be happy to help you.

Cheers!