Respuesta :

[tex]5^{a+1}[/tex]

Explanation

remember

[tex]x^m\cdot x^n=x^{m+n}[/tex]

Step 1

[tex]\begin{gathered} x=5^a \\ \text{Hence} \\ 5x=5\cdot5^a \end{gathered}[/tex]

Step 2

[tex]5\cdot5^a=5^{1+a}=5^{a+1}[/tex]

I hope this helps you

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