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

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Topic review (newest first)

jellyandicecream
2005-12-14 06:27:11

Ah thanks!

mathsyperson
2005-12-14 05:12:56

First, take out the common multiple of 10.

10(n² - 2n + 1)

The bit in the brackets now factorises easily, to give:

10(n-1)²

jellyandicecream
2005-12-14 04:49:56

I need to factorise this equation and i`ve tried but really can't find the answer!
10n - 20N + 10
Help?
thanks.

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