Răspuns :

PisicilePufoaseid

Răspuns:

1×2=2

2×3=6

6×4=24

24×7=168

168×8=1344

1344×9=12096

12096×10=120960

120960×20=2419200

Alecsandra201id

Explicație pas cu pas:

1×2×3×4×5×6×7×8×9×10×20=

=2×3×4×5×6×7×8×9×10×20=

=6×4×5×6×7×8×9×10×20=

=24×5×6×7×8×9×10×20=

=120×6×7×8×9×10×20=

=720×7×8×9×10×20=

=5040×8×9×10×20=

=40320×8×10×20=

=322,560×10×20=

=3,225,600×20=

=64,512,000 ✔

Sper sa fie de folos !!:)