03/10/13

What is the next number in this sequence 3 -6 12 4 20 ?

What is the next number in this sequence of numbers: 3 -6 12 4 20 ? Need rule, thank you!

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.