Question

shortcut Formula for factorial of big numbers​

Answer 1

Answer:

7!, for example, could be written as (1*7)*(2*6)*(3*5)*4 → 7*12*15*4. The initial product is 7, and the product of the next pairing is 7+(n-2) or 7+5, which of course equals 12. The next product is 12+3, or 15.

Answer 2

Answer:

Hi chethan anna ,

I am Harini . This is my brother's I'd ( Harish of Grade 7 ) How are you ? Have you got your exam marks ? Ok anna , bye !!!