分解因式181^2-61^2/301^2-181^2求求高手了(181^2-61^2)/(301^2-181^2)

来源:学生作业帮助网 编辑:作业帮 时间:2024/07/11 21:38:34
分解因式181^2-61^2/301^2-181^2求求高手了(181^2-61^2)/(301^2-181^2)
x){b⧳PI5P&Hts0\Άv&LV63@Ś@e@&R Qhdbehdob PF 1A0'ݚXhLbN2Xt 2!,

分解因式181^2-61^2/301^2-181^2求求高手了(181^2-61^2)/(301^2-181^2)
分解因式181^2-61^2/301^2-181^2求求高手了
(181^2-61^2)/(301^2-181^2)

分解因式181^2-61^2/301^2-181^2求求高手了(181^2-61^2)/(301^2-181^2)
(181^2-61^2)/(301^2-181^2)
=(181+61)(181-61)/(301+181)(301-181)
=242*120/482*120
=242/482
=121/241

[(181+61)(181-61)]/[(301+181)(301-181)]
=(342*120)/(482*120)
=342/482