$\displaystyle f(x)=6^x+6^{|x|}$

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- Feb 29th 2012, 12:42 PMsaravananbshow to know the function is 1-1 and onto.
$\displaystyle f(x)=6^x+6^{|x|}$

- Feb 29th 2012, 08:33 PMFernandoRevillaRe: how to know the function is 1-1 and onto.
- Feb 29th 2012, 11:52 PMpickslidesRe: how to know the function is 1-1 and onto.
You could try sketching it, take some limits maybe?