Planning to take coaching on Unacademy
http://bit.ly/gate_unacademy
or
https://unacademy.com/
here is a code for 10% off PLUS1BPK1
Telegram Notification Group link:-
https://t.me/joinchat/X5egW_cvdt9kMGY1
Telegram discussion Group link:-
https://t.me/joinchat/VCyGUmVq8RNkMzhl
Downloads resources from here
https://education4fun.com/gate-cse/
MCQ (Single Correct Answer)
GATE CSE 2013
Consider the languages L1 = ϕ and L2 = {a}. Which one of the following represents L1 L2* U L1*
A) {ε}
B) ϕ
C) a∗
D) {ε,a}
