Mathematics
Undergraduate
因数分解です､どれか1つでも良いので教えてください。
次の式を因数分解せよ。
(1) *2yキアタ十る7を十タアア十ア2"十る”十3Z72
②) 4z%4二7x2十16
(3③) 3十2x2一5一6
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