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3 votes
3 votes
Write (2 to the power of -1) to the power of 3 with the same base but one exponent

User Zerokavn
by
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1 Answer

18 votes
18 votes

(1)/(8)

Step-by-step explanation

Step 1


(2^(-1))^3

remember


\begin{gathered} a^(-n)=(1)/(a^n) \\ (a^n)^m=a^(n\cdot m) \\ ((a)/(b))^m=(a^m)/(b^m) \end{gathered}

Step 2

solve


\begin{gathered} (2^(-1))^3 \\ (2^(-1))^3=((1)/(2^1))^3=((1^3)/(2^3))=(1)/(8) \end{gathered}

User Erik Ernst
by
2.7k points