1.

What is the value of \(\frac{{{3^{n + 3}} + {3^2} \times {3^n}}}{{{3^{n + 1}} \times {3^2}}} - {3^{ - 1}}\)?

A. 32 - 3-2
B. 3-1 - 32
C. 30
D. 3-1
Answer» D. 3-1


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