Question

E urgent e pentru maine : Calculati :[(2 la puterea lui 2) totul la 3 - 64 la 1 + 2 la 18 : 2 la 15 ] : (2 la 3 - 7 la 1 + 589 la 0 ) x 5 la 3 

Answer 1

$[(2^{2} ) ^{3} -64 ^{1} + 2^{18} :2^{15}]:(2 ^{3} -7 ^{1}+589 ^{0} )*5 ^{3}$=$( 2^{2*3} -2 ^{6} +2 ^{18-15}) :(8-7+1)*5 ^{3}$=$=(2^{6}- 2^{6} +2^{3} ):2* 5^{3}$=$=2^{3}:2*5^{3} = 2^{3-1} * 5^{3} = 2^{2} * 5^{3} =500$