3.
Valoarea sumei 1/0,0(5)+1/0,0(05)+1/0,0(005)+1/0,0 (0005) este:
A.22212
B.22012
C...
Mathematics, 14.02.2021 19:30 ash062701
3.
Valoarea sumei 1/0,0(5)+1/0,0(05)+1/0,0(005)+1/0,0 (0005) este:
A.22212
B.22012
C.22232
D.22213
4.
Inversul numarului
a=(-3/5)^8*(-3/5)^9:(-3/5)^2^4*(- 1)^n(n+1),unde,, n ,,apartine ,,N,, este:
A.5/3
B.3/5
C.-3/5
D.-5/3
5.
Se dau nr. a=2^61 si b=3^41 .Multimea nr. naturale ,,n,, care verifica inegalatia :
2^3n+1/3^2n+1 > a/b este:
A.{1,2,3,...,20}
B.{0,1,2,...,19}
C.{0,1,2,...,20}
D. N
Va rog frumos ajutatima la ex:3,4,5
(ar fi placut cu tot cu rezolvare)!!!
Va inplor suflet bun
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