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What is the formula for the nth term of the sequence (1x3),(2x4),(3x5)

User Nikjohn
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1 Answer

1 vote

Answer:

nth term = n(n + 2)

Explanation:

Note that the first number in each parentheses is the sequence number n of the term. This value of n is then multiplied by (n + 2) - for example 3 x 5

( 3 x (3+2)).

So the nth term = n(n + 2).

This is an example of a Quadratic Sequence.

User Jlim
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