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Mistery112
a fost răspuns

A si b exercitiul 4 urgrnt!!!!!

A Si B Exercitiul 4 Urgrnt class=

Răspuns :

Dennysa21
a) [(2,5+1,25-0,75):5+2/5]^5=
=[(3,75-0,75):5+2/5]^5
=(3/5+2/5)^5
=(5/5)^5
=1^5
=1
Ignatovvlad201

a) [3÷5+0.4]tot la puterea5=

   [0.6+0.4]tot la puterea5=

   [1] la puterea5=

  1la puterea5=1

   a=1.

b) (7/3+7/2)÷7/12-[3.3÷1/3-3÷0.3+1.5÷(1/2)²]=

/14+21/6 ×12/7-[3.3×3-10+1.5÷1/4]=

35/6×12/7-[9.9-10+1.5÷1/4]=

5×2-[9.9-10+6]=

10-[5.9]=

10-[5.9]=4.1

b=4.1  sper cas corecte.


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