Discover the best answers at Westonci.ca, where experts share their insights and knowledge with you. Connect with professionals ready to provide precise answers to your questions on our comprehensive Q&A platform. Connect with a community of professionals ready to help you find accurate solutions to your questions quickly and efficiently.

What is the explicit formula for this sequence?
-9, - 3, 3, 9, 15, ...


Sagot :

Answer:

-15+6d

Step-by-step explanation:

The common difference of the sequence is -3+9=6

The formula is an=a+(n-1)d, an=-9+(n-1)*6=-15+6d