Question

2, 10, 30, 68, 130, _____

Answer 1

http://www.wolframalpha.com/input/?i=%28sin%5E2%28x%29%29%2Fcos%28x%29

Answer 2

^?

Answer 3

answer's 222 i donno how

Answer 4

ok ok got it thanks

Answer 5

Find the difference between numbers like:
10-2=8
30-10=20
68-30=38
130-68=62
again find the diff.
20-8=12
38-20=18
62-38=24
the diff. is increasing by 6. so the next diff. should be
30. add this 30 to find the first diff. which is 62+30=92.
add this 92 to 130 you will get 222.

Answer 6

u got it sweetie