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a fost răspuns

Cat face 9*8*7*6*5*4*3*2*1*10=? Dau coroana

Răspuns :

Anaitt
9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1 × 10 = 3628800
= 72 × 7 × 6 × 5 × 4 × 3 × 2 × 1 × 10
= 504 × 6 × 5 × 4 × 3 × 2 × 1 × 10
= 3024 × 5 × 4 × 3 × 2 × 1 × 10
= 15120 × 4 × 3 × 2 × 1 × 10
= 60480 × 3 × 2 × 1 × 10
= 181440 × 2 × 1 × 10
= 362880 × 1 × 10
= 3628800 × 10
= 3628800
Cocirmariadenis
9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1 × 10 = 3 628 800  

= 72 × 7 × ( 6 × 5 ) × ( 4 × 2 × 3 × 10 ) = → am aplicat asociativitatea inmultirii

= 504 × 30 × 240 =

= 15 120 × 240 =

= 3 628 800

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