Theory of Equations 5 Question 14
14. The line $y=x$ meets $y=k e^{x}$ for $k \leq 0$ at
(a) no point
(b) one point
(c) two points
(d) more than two points
Show Answer
Solution:
- Let $y=x$ intersect the curve $y=k e^{x}$ at exactly one point when $k \leq 0$.