Question-129087

Question Number 129087 by Adel last updated on 12/Jan/21

Answered by MJS_new last updated on 12/Jan/21

2^{10} 10! (1 \times 3 \times 5 \times 7 \times 9 \times 11 \times 13 \times 15 \times 17 \times 19) =

= 10! \times 11 \times (3 \times 2^{2}) \times 13 \times (7 \times 2) \times 15 \times (2^{4}) \times 17 \times (9 \times 2) \times 19 \times (5 \times 2^{2}) =

= 20!

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