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```				   there are m boys and n girls ,in how many ways can any girl meet with any boy but any boy must meet at least one girl
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Solving this to one extent, {(x n ) (n-1)/n } 1/(n+1) = > (x) (n-1) /(n+1) as n cannot be equal to zero that is out of its domain put n = 1 and cross check the options, Therefore, at n = 1...

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 Shaswata Biswas one month ago
d/dx(3x+2x)?find the value of this questionof this differential

d(5x)/dx = 5

 Harsh Patodia 8 months ago

dear iitian the value of d(5x)/dx=5.because hear both dx and dx cancled.so the remaining is 5......................................................................................

 mohan 8 months ago

My dear friend the answer for your question is 5 it will be come with formulae of differentiatio all the best for your bright future

 Prabhakar ch 8 months ago
integrat sqrt(sinx) with limit 0 to pi/2.....................................

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