Question

[(-5)elevado a 2 :(-5)]-(-2)elevado a 3 + [(-3)elevado a 5:(-3)elevado a 2 ]-3 elevado a 0

Answer 1

[25:(-5)]-(-8)+[(-243):9]-1
(-5)+8+(-27)-1
3-1-27
2-27= -25