Math Is Fun Forum

  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

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#1 2007-04-22 20:45:00

Mel
Guest

Help with logarithms pleeasee

Evaluate

log5 - (log2 + 2log5)

i know the answer is -1 but i dont know how to get there

#2 2007-04-22 21:44:28

JaneFairfax
Member
Registered: 2007-02-23
Posts: 6,868

Re: Help with logarithms pleeasee

Last edited by JaneFairfax (2007-04-22 21:45:42)

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