Question

What must an arithmetic sequence have? Question 2 options: common difference common ratio difference of two squares polynomials

Answer 1

Explanation:

The arithmetic sequence should have a common difference. If the common difference is positive integer then the arithmetic sequence is in increasing order. If the common difference is negative integer then it will be decreasing order.

Eg. 5 , 10 , 15 ,........ Common difference = +5

24, 20 , 16 ...... Common difference = -4