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

发布时间:2021-03-16 07:32:31

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)

网友回答

(181^2-61^2)/(301^2-181^2)
=(181+61)(181-61)/(301+181)(301-181)
=242*120/482*120
=242/482
=121/241
======以下答案可供参考======
供参考答案1:
[(181+61)(181-61)]/[(301+181)(301-181)]
=(342*120)/(482*120)
=342/482
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