Question

Va rog rpddd!! Dau coroana​

Answer 1

15^2-5x[5^56:5^30+5x5^21-5^26]÷25^10

15^2-5x[5^26+5^21-5^26]÷25^10

15^2-5x5^21:25^10

15^2-5x5^21:(5^2)^10

15^2-5x5^21:5^20

15^2-5x5^1

15^2-5

225-5=220

Eu zic ca e bn....