TN 11th Maths Exercise 4.1 Q.No.12 Combinatorics & Mathematical Induction TN New Syllabus AlexMaths

11th Maths Combinatorics New SyllabusTamilNadu Exercise 4 .1 Q no 12
How many strings can be formed using the letters of the word LOTUS if the word
(i) either starts with L or ends with S? (ii) neither starts with L nor ends with S?

[vasuvasu]

Total.. No restrictions so repetitive is allowed thanna

[kalaiarasanarumugam]

Thank you sir by seeing this video I understand the sum clearly sir

[vajracharlesthiruverambur]

Nega super ah teach pandriga sir tq sir

[psrsamyp]

Sir instead of taking n(c) shall we take n(A n B ) for better understanding???

[m.svajiravel]

Sir neenga 11th physics sums la upload panna maatingala sir

[balu]

🎉 thank you so much sir ❤ I love your video 📷

[vasuvasu]

So total is '
5*5*5*5*5 is correct sir???

[archanakamatchi]

Sir 2:48 n(c) is n(aub). Or is only n(c) Correct??

[lalithari]

Alex Sir, I have a small question or need a small clarification- nowhere in the sum, is mentioned that letters can not repeat; then how do we say that the solution is correct. thanks!

[rrsimbu]

n(AuB) formulava sir pottukiringa first sub divisionla

[v.d.ruthiramurthy]

Who was watching public before day 2022