Question

2) 20+[-1-(+10-30)]
3)-30-[2+(-5-3)+13]
4)17+(13+12)-[5-(2-7)]
5)11+[-2-(-35+2)+(-1)]-(-9+10)
6)5-{-10+[15-(-6+4)-1]}
7)(-5+1)²÷(-2)-[√25.(-2-4)-(-1)⁵.(-3+4)]​

Answer 1

Resposta:

2) 39

3) -37

4) 32

5) 40

6) -1

7) não consegui