Q.

The equation ex-x-1=0 has

see full answer

High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET

🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya

a

Only one real root x=0

b

At least two real roots

c

Exactly two real roots

d

Infinitely many real roots

answer is A.

(Unlock A.I Detailed Solution for FREE)

Detailed Solution

ex=x+1⇒1+x1!+x22!+.....=x+1 ⇒x22!+x33!+....=0 x2=0, x3=0, ....xn=0Hence, x=0 only one real root.
Watch 3-min video & get full concept clarity
score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon