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Mathematics 9 Online
OpenStudy (anonymous):

the expression for the nth term of a series is n(n + 2). Work out the 3rd and 4th terms of this series.

OpenStudy (anonymous):

3rd term = 15 4th term= 24

OpenStudy (anonymous):

How did you work that out? :)

OpenStudy (anonymous):

substitute 3 and 4 in place of n in each equation

OpenStudy (anonymous):

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