Math, asked by snehalapsia, 1 year ago

1.1! +2.2! +3.3!+ ....10.10!

Answers

Answered by shivam2000
0

(1.1)+(2.2)+(3.3)+(4.4)+(5.5)+(6.6)+(7.7)+(8.8)+(9.9)+(10.10)

1+4+9+16+25+36+49+64+81+100

=385


snehalapsia: I need the formula to do this. This is as um on permutation.It is 2.2! which is the factorial sign.
Answered by sweetysiri92
1
2 factorial=2.1
3 factorial=3.2.1
4 factorial=4.3.2.1
5 factorial=5.4.3.2.1
6 factorial=6.5.4.3.2.1
7 factorial=7.6.5.4.3.2.1
8 factorial=8.7.6.5.4.3.2.1
9 factorial=9.8.7.6.5.4.3.2.1
10 factorial=10.9.8.7.6.5.4.3.2.1
1.1+2.2.1+3.3.2.1+4.4.3.2.1+5.5.4.3.2.1+6.6.5.4.3.2.1+7.7.6.5.4.3.2.1+8.8.7.6.5.4.3.2.1+9.9.8.7.6.5.4.3.2.1+10.10.9.8.7.6.5.4.3.2.1
=1+2+18+96+600+4320+35,280+322,560+3,265,920+36,288,000
=39,916,797
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