Question:
The number of real roots of the equation, $e^{4 x}+e^{3 x}-4 e^{2 x}+e^{x}+1=0$ is :
Correct Option: , 4
Solution:
Click here to get exam-ready with eSaral
For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.