Jawabanmu

2014-06-02T17:38:13+07:00
(a² + a^-2)^3 = 4^3
a^6 + a^-6 + 3a^2 + 3a^-2 = 64
a^6 + a^-6 + 3(a^2 + a^-2) = 64
a^6 + a^-6 + 3(4) = 64
a^6 + a^-6 = 52