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  Discussion about math, puzzles, games and fun.   Useful symbols: √ ∞ ≠ ≤ ≥ ≈ ⇒ ∈ Δ θ ∴ ∑ ∫ π -

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Topic review (newest first)

Lil B
2005-06-13 02:38:49

WOW!!!
thanks maths is fun!!

Zach
2005-06-12 21:14:43

Look at Mr. Smug here.

MathsIsFun
2005-06-12 20:39:13

3x^2 + 6x -2

Lets do some spot-checks:

7,22,43,70,103,142,187,238
1,2  ,3  ,4  ,5   ,6    ,7   , 8

where x=1, y=3 * x^2 + 6 * x -2 = 3+6-2 = 7
where x=4, y=3 * x^2 + 6 * x -2 = 3*16 + 6*4 -2 = 48 + 14 -2 = 70
where x=8, y=3 * x^2 + 6 * x -2 = 3*64 + 6*8 -2 = 192 + 48 -2 = 238

Looks Good !

Lil B
2005-06-12 19:30:37

Hi i was wondering if anyone could help me with this nth term quadrtic equation i just cant figure it out??
the sequance is 7,22,43,70,103,142,187,238
once again please help me find the correct equation i would be extremelly grateful.

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