va rog. e pt maineeee !!!! cele notate !! (doar a ,b si c de la 1 , 2 , 3 ,4 ) DAU COROANA!!!
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Răspuns:
1) a) 2^19×2^21=2^40
b) 12^21×12^31=12^52
c)2^3×2^8=2^11
d)3^7×3^14=3^21
2) a)2^71:2^32=2^39
b)15^34:15^31=15^3
c)2^42:2^27=2^15
3) a)(5^4)^6=5^24
b)(7^8)^3=7^24
c)(23^1)^17=23^17