nCr when n,r taken out for summation
numerically greatest term formula and concept
Middle term if n=odd
Middle term if n=even
what should be the approach for these type of q
shortcut for this
expand these
Multinomial Binomial Theorem
Multinomial theorem eg
what should be kept in mind while these questions
the value of y should not be less than 2 as the OG y is 2+…..
what should be the approach for these kind of problems
write the ratios in this forms and find r and n
whats the approach for these of questions