The first terme of a linear sequence is 3 and the 8th term is 31.find the common difference
term(8) = a + 7d
but a = 3
so 3 + 7d = 31
take over
Good
The first term of a linear sequence is 3 and the 8th term is 31 find the common difference
Put or show the working
Yes
dentify the equation that represents the arithmetic sequence.
–2, 3, 8, 13, …