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MATERI MATEMATIKA KELAS X - SKP

MATERI MATEMATIKA KELAS X - SKP

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<strong>MATERI</strong> <strong>MATEMATIKA</strong> <strong>KELAS</strong> X= aa : a = = a Jika m &gt; n dan a 0a : a = = Jika m &lt; n dan a 0Bukti :a : a = == a( a ) = aBukti :( a ) = (a x a x a x . . . x a )= a= aPangkat tak sebenarnyaPangkat nola = 1 Jika a 0Bukti :a = a = = 1a = n 0Bukti :a = a x = = =Pangkat Pecahan&uuml; Pangkat pecahan aBukti :Jika x = a , maka = atau x = = aJika x = a , maka = atau x = = aJika x = a , maka = atau x = = a untuk n 2 dan n bilangan asli&uuml; Pangkat pecahan a= a = ( )Pangkat dari perkalian bilanganJika n bilangan bulat positif dan a,b R, maka berlaku ketentuan sebagai berikut :( a x b ) = a x bBukti :( a x b ) = ( a x b ) ( a x b ) ( a x b ) x . . . x ( a x b )= ( a x a x a x . . . x a ) x ( b x b x b x b x . . . x b )= a x bPage 3

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