Bantuin dong ini susah banget
yang a di bawah itu bukan mines ya itu bekas penghapus
yang a di bawah itu bukan mines ya itu bekas penghapus
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Verified answer
1/b + 1/a------------ =
a/b - b/a
a/ab + b/ab
------------------ =
a²/ab - b²/ab
a+b/ab
------------ =
a²-b²/ab
a+b/ab x ab/ a²-b² =
a+b
-------- =
a²-b²
a+b
------------- =
(a+b)(a-b)
1
------
(a-b)
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