Question

Determine the 22nd term in the following arithmetic sequence: 3, 7, 11, 15...

Answer 1

87

Explanation:

4n-1

4(22)-1

88-1=87

Answer 2

87

Explanation:

a+(n-1)d where a is the first term n is the value of term and d the common difference

3+(22-1)4

=87