Question

If $f\left(x\right)=e^{\sqrt{2x+3}}$, find $f\left(11\right)$, by using the definition.

Answer 1

$f\left(x\right)=e^{\sqrt{2x+3}}$

$f\left(11\right)=e^{\sqrt{2\times 11+3}}$

$=e^{\sqrt{25}}$

$=e^5$