Răspuns :
Daca avem inmultire cu aceeasi baza dar exponentii diferiti atunci se vor aduna exponentii intre ei
Daca avem impartire baza la fel si exponentii diferiti atunci se vor scadea exponentii intre ei
a) 2/3^(5+4)= 2/3^9
b) 5/7^(8-6)= 5/7^2
c) 5/7^(2×3)=5/7^6
d) (4/5×7/8)^6= 7/10^6
e) [(4×3)/15]^(3×20)= 12/15^60
Răspuns:
a)2/3^(5+4)=2/3^(9);
b)5/7^(8-6)=5/7^(2);
c)5/7^(2×3)=5/7^(6);
d)(4/5+7/8)^(6)=32/40+35/40=67^(6);
e)2^(2)=4, 4×3/3×5^(3×20)=12/15(3=4/5^(60)