Pre-Calc/Trig...

what is In e^4.3 equivalent to? How?

  1. 6
asked by Anonymous
  1. by definition,

    ln(e^x) = x
    e^(lnx) = x
    ln and e^ are inverse operations. Just as
    cos(arccos(x)) = x
    √(x^2) = x
    a*(x/a) = x
    a+(x-a) = x

    So, ln e^4.3 = 4.3
    e^(ln 4.3) = 4.3

    posted by Steve
  2. oh okay, thanks!

    posted by Anonymous

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