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PlEASEEE!!!! E URGENT​

PlEASEEE E URGENT class=

Răspuns :

Răspuns:

1. 5+225÷15-15

=5+15-15

=5

4. 5 la puterea a doua = 25

6. a=7

a la puterea a doua-9

= 7 la puterea a doua -9

=49-9

=40