Question
Solution
3x2 – 5x + 1 = 0 then x2  + 1/9x2 divide equation by 3x = x – 5/3 + 1/3x = 0 = x + 1/3x = 5/3 = x2  + 1/9x2  = 25/9 – 2/3 = 19/9
31, 60, 118, 234, 466, ?
64, 80, 120, 210, ?, 945
106, 124, 88, 142, ?, 160
- What will come in place of (?) in the given number series.
1, 2, 6, 21, 88, ? 654, 647, 633, 612, 584, ?
8Â Â Â 8Â Â Â 12Â Â Â 24Â Â Â Â 60Â Â Â Â Â ?
What will come in place of the question mark (?) in the following series?
1223, ?, 1308, 1553, 1393, 1638
What will come in place of the question mark (?) in the following series?
60, 94, 184, 464, 1388, ?
4, 12, 36, 108, ?, 396
37, 49, 63, ?, 97, 117