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How rho solve the image problem please explainfully and clearly ...............

Sudhanva G V , 5 Years ago
Grade 11
anser 1 Answers
Vallakatla Aditya

Last Activity: 5 Years ago

You can solve this problem by simplfing method
write x2+1/x2 as (x+1/x)2= (x2+1)2/x2 
as in the problem given  ^-5 so we get x10 (x2+1)30 
now the coefficient of x20 is coefficient of x10 in (1+x2)30  and that is
30C5  And the answer is 30C5 .
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