The start of an arithmetic sequence is
17, 21, 25, 29,
21,
The rule for the sequence can be written in the form
In
= en + d, where c and d are numbers.
a) By first calculating the values of c and d, work out the rule
for the sequence.
b) What is the value of 211?

The start of an arithmetic sequence is 17 21 25 29 21 The rule for the sequence can be written in the form In en d where c and d are numbers a By first calculat class=