Question

me ajudem por favor ​

Answer 1

a) 144.144 = 12².12² = 12^(2+2) = 12^4 = 20.736

b) 248832:1728 = 12^5:12^3 = 12^(5-3) = 12² = 144

c) 1728.144 = 12^3.12² = 12(3+2) = 12^5 = 248.832

d) 12^-4.12^7 = 12^(-4+7) = 12^3 = 1.728