think

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/06 04:54:03
think
x]N1ZEn3{DmL3)' p+WwE /V˖?UN_]4ZS8˭lYExy7MÉqC"R7i-n}nWg^J1VMVCY't$tb [Yc.h4h@Q*#?wbfb_Yls%0K(,5.16CUϏw1:,/;[A٤zۇe#ƁV7?۫QPaH J,s!:ͦbrx# !rɅ(?hK Eտ C&1I`,/%=

think
think
 

think
2(t-1)²+t=1
2(t-1)²+t-1=0
(2t-1)(t-1)=0
t-1=0或2t-1=0
t1=1 t2=½