Respuesta :

1) Considering e =2.72

Then let's plug it in the inequality, and calculate the natural logarithm.

[tex]\begin{gathered} xe^x\ge7 \\ x2.72^x\ge7 \\ 2.72^x\ge\frac{7}{x}^{} \\ \ln 2.72^x\ge\ln (\frac{7}{x}) \\ x\text{ }\ge1.52 \end{gathered}[/tex]

2) Then option 5 is the answer

X≥ 1.52