Răspuns
A) 2 ^37
B) 3 ^25
C) 5 ^5
D) 2 ^0 (1)
Explicație pas cu pas
A) 4 ^12 ×2 ^13 =(2 ^2) ^12 ×2 ^13 =2 ^(2×12)×2 ^13 =2 ^24 ×2 ^13 =2 ^(24 +13) =2 ^37
B) 3 ^13 ×9 ^6 =3 ^13 ×(3 ^2) ^6 =3 ^13 ×3 ^(2 ×6) =3 ^13 ×3 ^12 =3 ^(13 +12) =3 ^25
C) 25 ^10 :5 ^15 =(5 ^2) ^10 :5 ^15 =5 ^(2 ×10) :5 ^15 =5 ^20 :5 ^15 =5 ^(20 - 15) =5 ^5
D) 8 ^20 :4 ^30 =(2 ^3) ^20 :(2 ^2) ^30 =2 ^(3 ×20) :2 ^(2 ×30) =2 ^60 :2 ^60 =2 ^(60 - 60) =2 ^0 =1
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