Question

The sum of factors of 8! which are odd and are form of 3m+2

Answer 1

8 = 1×2×3×4×5×6×7= 40320= 2^7×3^2×5×7
now ,
3m + 2 is in the form of 5
and last odd no. is 7
so,
5×7= 35
so, 5 + 35 =40.
I hope it help you....

Answer 2

Answer:

8!=1×2×3×4×5×6×7×8

=40320=2^7×3^2×5×7

:-5×7=35

Explanation:

Therefore answer is 5+35=40