Question

dezvoltati binomul la putere (a^3+2)^6
va rog urgent urgent

Answer 1

$= C^0_{6}(a^3)^6*2^0+ C^1_{6}(a^3)^5*2+ C^2_{6}(a^3)^4*2^2+ C^3_{6}(a^3)^3*2^3+ \\ + C^4_{6}(a^3)^2*2^4+ C^5_{6}(a^3)*2^5+ C^6_{6}2^6= \\ = a^{18}+12 a^{15}+60 a^{12}+160a^9+320a^6+192a^3+64$