(8) अलग-अलग टिकटों में से (5) टिकट चुनने के कितने तरीके हैं?
How many ways are there to choose (5) tickets from (8) different tickets?
Explanation opens after your attempt
B. (56)
Concept
\(\binom{8}{5}=\binom{8}{3}=56\). Choosing by the complementary form is easier.
Why this answer is correct
The correct answer is B. (56). \(\binom{8}{5}=\binom{8}{3}=56\). Choosing by the complementary form is easier.
Exam Tip
\(\binom{8}{5}=\binom{8}{3}=56\) है। पूरक रूप से चुनना आसान है।
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