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5. Scrieți, folosind o singură putere:
a) (2/3)⁵×(3/2)⁷
b) (4/10)³×(4/10)⁵
c) (2 intregi 9/7)³× (2 intregi 9/7)¹⁵
d) (15/90)³×(15/90)⁴
e) (5/7)³:(5/7)²
f) (125/100)⁴×(125/100)²
g) [(7 intregi 11/90)³]²
h) [(2/10)³]⁰
i) [(2/3)³]⁶
k) (9/5)¹⁵:(7/5)¹⁵
l) (8/26)³:(4/13)³

va rogg cu rezolvare daca puteti!! dau coroanaa​