Problema Solution
find the nth term of the series 2, 3, 4, 5 and 6
Answer provided by our tutors
a1 = 2
a2 = a1 + 1 = 2 + 1 = 3
a3 = a2 + 1 = a1 + 2*1 = 2 + 2 = 4
an = a1 + (n-1)*1 = a1 + (n-1) = 2 + n - 1 = n + 1
the nth term is n+1.
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