Consider the first 10 even natural numbers 2,4,6,8,10,12,14,16,18,20as a sequence with nth term a(little n)-
(A.) Explain why the numbers are an arithmetic sequence. How many term does the sequence have?
(B.) Determine the value of the first term a1 and common difference d.
(A.) Explain why the numbers are an arithmetic sequence. How many term does the sequence have?
(B.) Determine the value of the first term a1 and common difference d.