摘要:=3x2-2x-1.
网址:http://m.1010jiajiao.com/timu_id_15936[举报]
(1)已知(1-2x)2008=a0+a1x+a2x2+…+a2008x2008(x∈R),求a0+a1+a2+…+a2008的值;
(2)已知(1-2x+3x2)7=a0+a1x+a2x2+…+a13x13+a14x14,求a1+a3+a5+…+a13的值.
网址:http://m.1010jiajiao.com/timu_id_15936[举报]
(1)已知(1-2x)2008=a0+a1x+a2x2+…+a2008x2008(x∈R),求a0+a1+a2+…+a2008的值;
(2)已知(1-2x+3x2)7=a0+a1x+a2x2+…+a13x13+a14x14,求a1+a3+a5+…+a13的值.