Mathematics
Senior High
Solved
一つ目の🟰から二つ目の🟰になるときの計算を詳しく教えてほしいです！！！
お願いします🙇🙇🙇
(1)
=
=
=
1
(x-3)(x-1)
1 1
1
(x-1)(x+1)
1
1 1
+
x-
2 x- 3 x-1
2
1
x-3
-
6
1
x+3
2 (x-3)(x+3)
=
1
(x+1)(x+3)
+1)+1/2 (111
1 (x+3)-(x-3)
2
(x-3)(x+3)
3
=
(x-3)(x+3)
1
x+1 x+3
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