5 Apr 2024

Class 9 Written test Math Ch- 2,3,4,5 Phy Ch- 2 Motion in 1D

Class 9 Written test Math Ch- 2,3,4,5 Phy Ch- 2 Motion in 1D

 

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Summation k=1 to 9 1/k(k+1)(k+2) Class 9/10 IOM

 ANSWER:  276