Question

calcule as expressões numéricas ;
a) 23 +[12 -(24+8)]-10=
b){3²+12(-24+ ÷8)+2^4}²=

Answer 1

a)23+[12-(24+8)]-10=

23+[12-32]-10=
23+20-10=
43-10=
33
b){3²+12(-24/8)+2^4}²=
{9+12-3+2^4}²=
{9+12-3+16}²=
{21-3+16}²=
{18+16}²=
{34}²=
1156