1、(2+1)(2^2+1)(2^4+1)(2^8+1)-2^16 2、a^3c-4a^2bc+4ab^2c

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/28 07:01:36
1、(2+1)(2^2+1)(2^4+1)(2^8+1)-2^16 2、a^3c-4a^2bc+4ab^2c
xA B!Rqh{C;ۼ+ujaq՛v_Yg7ܬ`ɱ aL/d#eSf/]uOyݒddB2 !*rB 5}Fy

1、(2+1)(2^2+1)(2^4+1)(2^8+1)-2^16 2、a^3c-4a^2bc+4ab^2c
1、(2+1)(2^2+1)(2^4+1)(2^8+1)-2^16 2、a^3c-4a^2bc+4ab^2c

1、(2+1)(2^2+1)(2^4+1)(2^8+1)-2^16 2、a^3c-4a^2bc+4ab^2c
1)、(2+1)(2^2+1)(2^4+1)(2^8+1)-2^16
=(2-1)(2+1)2^2+1)(2^4+1)(2^8+1)-2^16
=2^16-1-2^16
=-1
2)a^3c-4a^2bc+4ab^2c
=AC(A^2-4AB+4B^2)=AC(A-2B)^2