If 7^9/7^n = 7 3, then n is _____. A) -3 B) 3 C) 6 D) 12
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Given functions are
The total number of ducks and swans in the lake after n months can be determined by adding the functions s(n) and d(n).
Taking 2 as common, we get
Hence The total number of ducks and swans in the lake after n months is