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Mathematics 10 Online
OpenStudy (anonymous):

The first five terms of a sequence are given below. 10, 15, 20, 25, 30, ... Determine which of the following formulas gives the nth term of this sequence.

OpenStudy (campbell_st):

\[T _{n}=(a + (n -1)d\] the sequence is arithmetic... the 11st term is 10 and common difference is 5... substitute them to find the matching formula

OpenStudy (anonymous):

10+(n-1)5

OpenStudy (campbell_st):

oops should read the 1st term is 10

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