Răspuns:
1.a) (2/3)^7 • (2/3)^15=
= 2/3^7+15
=2/3^22
b) (2/5)^34 : (2/5)^14=
= 2/5^34+14
=2/5^48
c) [(5/3)^6]^10=
= (5/3)^6•10
=5/3^60
restul nu știu
