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ex.12 urgent va rog frumos​

Ex12 Urgent Va Rog Frumos class=

Răspuns :

Răspuns:

12

a)16*0,02+2,5^2:10

16*0,02+6,25:10

0,32+6,25:10

0,32+0,625

=0,945

b)35,7:100+1,4^3:10

35,7:100+2,744:10

0,357+2,744:10

0,357+0,2744

=0,6314

c)6,5*(14,3-8,4)+7,2^3

6,5*7,9+373.248

51,35+373.248

=424.598

d)(12,81-3,06)^2-147,5:10

9,75^2-14,75

95.0625-14,7500

=80,3125