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Question
Express 16–2 as a power with the base 2.
Sum
Solution
∵ 2 × 2 × 2 × 2 = 16 = 24
∴ 16–2 = (24)–2 = (2)4 × (–2) ...[∵ (am)n = (a)mn]
= (2)–8
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