Identities,LCM,HCF and Series | Dr.K.Prabhakar | CSAT 2 | Lecture 16 |

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[PrabhakarKrishnamurthyprof]

Your request regarding the lighting is escalated to the staff and they are making appropriate steps. Thank you.

[arthia]

Hi sir, why have you not taken class for the last two weeks?....sir Are you ok?..

[hemalathae]

Good morning sir. Thank you so much for your clear explanation. But I have a doubt in chess board problem that is why are we choosing 9 at a two times and why are we taking 9 points in a row and column... Sir