Write the nth term of the sequence : 4,9,14,19,...

4n - 1

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5n - 1

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5n + 1

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4n + 1

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Solution

The correct option is B
5n - 1

The first term is 5x1 -1 = 4, : The second term is 5x2 -1 = 9 , : The third term is 5x3 - 1 and so on . So: The nth term is = 5n - 1

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