The number of integral values of for which the equation has exactly two solutions is

MATHEMATICS · Single correct · A Level · Mathematics · Exponentials and logarithms · Exponentials and logarithms

Problem

The number of integral values of

k

for which the equation

e^x=\frac{k}{x-3}

has exactly two solutions is (a) 5 (b) 6 (c) 7 (d) 9