[tex]a^5[/tex]
STEP - BY - STEP EXPLANATION
What to find?
The value of ;
[tex]a^4.a[/tex]
To solve, we will follow the steps below:
Step 1
State the law of exponent that is applicable to the given problem.
[tex]x^b.x^c=x^{b+c}^{}^{}[/tex]
Step 2
Apply the law in the problem given.
[tex]\begin{gathered} a^4.a=a^{4+1} \\ \\ =a^5 \end{gathered}[/tex]
Therefore, the answer is: a⁵
