$\displaystyle f(x)=3x-\frac{2}{(x+1)^{1/2}}$

Domain= (-1,infinity)

How do you find range?

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- Oct 3rd 2011, 01:46 PMtheloserRange
$\displaystyle f(x)=3x-\frac{2}{(x+1)^{1/2}}$

Domain= (-1,infinity)

How do you find range? - Oct 3rd 2011, 01:52 PMPlatoRe: Range
- Oct 3rd 2011, 01:53 PMtheloserRe: Range
Yes, I graphed but can't find exact points...

- Oct 3rd 2011, 02:09 PMmr fantasticRe: Range
The graph is quite clear on what the range is: plot y = 3x - 2/Sqrt[x+1] from x = -1 to x = 20 - Wolfram|Alpha

Where are you stuck? - Oct 3rd 2011, 02:19 PMtheloserRe: Range
Range=(-infinity,infinity)?

- Oct 3rd 2011, 03:21 PMTKHunnyRe: Range
If you keep guessing, you will not get it. Prove it!