Question

Puteți sa imi rezolvați 1000•(1+0,52:0,4) la puterea a-2-a

Answer 1

 1000•(1+0,52:0,4)²=
=1000(1+1,3)²=
=1000*2,3²=
=1000*($\frac{23}{100}$)²=
=1000*$\frac{529}{100}$=
=10*529=
=5290

Answer 2

=1000(1+5,2:4)^2
=1000(1+1,3)^2
=1000×2,3^2;
=1000×5,29=5290;
2,3×
2,3
________
69
46
________
5,29