Sketch the graph , hence determine the exact range of values of for which the equation

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- Jun 18th 2011, 04:52 AMPunchdetermine exact range
Sketch the graph , hence determine the exact range of values of for which the equation

- Jun 18th 2011, 06:22 AMTKHunnyRe: determine exact range
That's a good start. I'm concered that the exponential is never zero or negative, quite unlike the other piece.

- Jun 19th 2011, 07:44 PMojonesRe: determine exact range
Your question isn't stated clearly. Are you asking for what values of is 1 is in the range of ? If so, graphing is not the way to do this. Better to differentiate to locate global extrema.