Question R9 Q21 - NSB MS 2014

For real values of n and k, which of the following expressions is equal to: 5^n * 5^k [5 raised to the power of n times 5 raised to the power of k]?

W) 5^(n+k) [5 raised to the power of the quantity n plus k]

X) 5^(nk) [5 raised to the power of the quantity n times k]

Y) 5^(n-k) [5 raised to the power of the quantity n minus k]

Z) 5^(n/k) [5 raised to the power of the quantity n over k]

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