Jika a > 0, b > 0 dan a =/= b, maka ((a+b)^(-1)
Saluran Edukasion 2024-04-07T14:22:00
Jika a > 0, b > 0 dan a =/= b, maka ((a+b)^(-1) (a^(-2)-b^(-2)))/(a^(-1)+b^(-1))(a b^(-1)-a^(-1)b))= ....
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