106http://targetiit.com/iit_jee_forum/posts/partial_fractions_3711.html
\frac{x^{4}}{(x-1) (x+1)^{2}}
=(x-1)+ \frac{2x^{2}-1}{(x-1)(x+1)^{2}}
[3] please show the divison process .. when num was divided by denom.. got the 2nd step.. pls show step wise how it occured
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1no option for 2nd Q is also "B " single op correct nish bhaiya cant relate wid the answer [2]
62the question is given for natural numbers
and my proof also holds for them..
So here you have to wok only on natural numbers....
So that will be all options other than a)
hmm k see dis sum >> [1]
130 N
(1/10) U Ai=(1/9) U Bj
i=1 j=1
SOLVING WE GET
180/10=3N/9
N=54
1bingo but can u be a bit illustrative in the steps [2]
I couldnot understand ur way [2]
