11+ Mock Test Papers Tutor Pack for CEM Inc Audio Download (Letts 11+ Success)

11+ Mock Test Papers Tutor Pack for CEM Inc Audio Download (Letts 11+ Success)

Matematika Jika 2^a = 5, maka 2^3a = ...

Pakai cara ya ​

Jika 2^a = 5, maka 2^3a = ...

Pakai cara ya ​

D. 125

Penjelasan dengan langkah-langkah:

Dik : [tex]\displaystyle\rm~ {2}^{a} = 5[/tex]

Dit : [tex]\displaystyle\rm~ {2}^{3a} = ....?[/tex]

Penyelesaian :

[tex]\displaystyle\rm~ {2}^{3a} = { {(2}^{a} )}^{3} \\ \displaystyle\rm~ = {(5)}^{3} \\ \displaystyle\rm~ = 125[/tex]

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