answersLogoWhite

0


Best Answer

Not sure about "completes" because the sequence continues.

The next number is 20 and you can verify that by fitting the following cubic equation:

u(n) = 5*(-n3 + 36n2 - 257n + 558)/12 for n = 1, 2, 3, 4, ...

User Avatar

Wiki User

βˆ™ 12y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What completes 140 75 35 17.5?
Write your answer...
Submit
Still have questions?
magnify glass
imp