Explore Westonci.ca, the leading Q&A site where experts provide accurate and helpful answers to all your questions. Connect with a community of professionals ready to provide precise solutions to your questions quickly and accurately. Join our platform to connect with experts ready to provide precise answers to your questions in different areas.

Write a recursive and an explicit formula to represent the following arithmetic
sequence: 2, -5, -12, -19, ....

I want it with steps


Sagot :

Step-by-step explanation:

X2 - X1 = - 5 - 2 = - 7

-the step is -7

Xn = 2 -7k