Question

Resolva (-71+75)²+(33-[-16-(11-7):(63-57)+(-2)⁴:(-2)³]

Answer 1

= (-71+75)²+(33-[-16-(11-7):(63-57)+(-2)⁴:(-2)³]
= 4^2 + {33-[-16-4:6]+16:(-8)}
= 16+{33-[-16-2/3] - 2}
= 16 + {33+16+2/3 - 2}
= 16 + {47 + 2/3}
= 16 + 47 + 2/3
= 63 + 2/3
= (3.63+2)/3
= (189+2)/3
= 191/3