Math, asked by purushottam0077, 10 months ago

If nC1=5/18nC5 then find the value of n

Answers

Answered by vishalkumar2806

$\binom{n}{1} = \frac{5}{18} \binom{n}{5} \\ n = \frac{5}{18} \times \: \frac{n (n - 1) (n - 2)(n - 3) (n - 4)}{120} \\ (n - 1) (n - 2)(n - 3) (n - 4) = 18 \times 24 \\ by \: hit \: and \: trail \: method \\ no \: solution$

Previous Question

Next Question

Similar questions

Physics, 5 months ago

A particle is projected with a velocity u = 10 m/s at an angle theta = 60° with the horizontal. the radius of curvature of path of particle at the instant when the velocity vector of the particle becomes perpendicular to initial velocity vector is...

English, 5 months ago

change all the sentences to passive voice plz................

Math, 5 months ago

(e) Rs 10,000 for 1 year at 8% per annum compounded half yearly.

Math, 10 months ago

please explain How to split it...

Social Sciences, 10 months ago

give me the answer of all question in brief ? do give me stupid answer other wise i report you ? /or your answer is helpful for me then give the full rating . 1 . tell me about your self ? 2 . what is your hobbies ? why do you like this (hobbies- like chess ) ,do you feel playing chess wasting of time ? who is your favourite player ,and why would you follow him? 3. where do you see...

Chemistry, 11 months ago

FeS2+O2=Fe2O3+So2 is equation are solve with Algebric method...

Physics, 11 months ago

A particle is moving along a straight line accordingly to the relation S²=at²+2bt+c. the acceleration of the particle is proportional to S^n. Find the value of n...

Math, 11 months ago

umesh is now 5 years older than mahesh. in 10 years, umesh will be four times as old as mahesh was 10 years ago. Find their present age.

If nC1=5/18nC5 then find the value of n​

Answers

If nC1=5/18nC5 then find the value of n