Question

42[4³-(32-4.√49)-1]:63 me ajudem

Answer 1

42[ 4³ - (32 -4 . √49)- 1]÷63=
42[64 - (32 -4. 7) -1] ÷63=
42[64 -(32-28)-1]÷63=
42[64-4-1]÷63=
42[59]÷63=
2478 ÷ 63= 39,333...

Answer 2

42[4³-(32-4.√49)-1]:6342[4³-( 32-4.7)-1]:63
42[4³-(32-28)-1]:63
42[4³-4-1]:63
42.[64-4-1]:63
42.59:63
2478:63
39,333333...