ضابطهی وارون تابع $f(x)=-5-\sqrt{2x+3}$ کدام است؟
1 )
${{f}^{-1}}(x)=\frac{{{x}^{2}}}{2}+5x-11\,\,\,\,\,;\,\,\,\,x\le -5$
${{f}^{-1}}(x)=\frac{{{x}^{2}}}{2}+5x+11\,\,\,\,\,;\,\,\,\,x\le -5$
3 )
${{f}^{-1}}(x)=\frac{{{x}^{2}}}{4}+\frac{5x}{2}+11\,\,\,\,\,;\,\,\,\,x\ge -5$
4 )
${{f}^{-1}}(x)=\frac{{{x}^{2}}}{2}+5x-11\,\,\,\,\,;\,\,\,\,x\ge -5$