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If a = (1+x)/(2-x), then what is (1)/(a+...

If `a = (1+x)/(2-x)`, then what is `(1)/(a+1) + (2a+1)/(a^(2)-1)` equal to ?

A

`((1+x)(2+x))/(2x-1)`

B

`((1-x)(2-x))/(x-1)`

C

`((1+x) (2-x))/(2x-1)`

D

`((1-x) (2-x))/(2x+1)`

Text Solution

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The correct Answer is:
C
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LUCENT PUBLICATION-ALGEBRAIC IDENTITIES -Exercise - 1A
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  4. If pq + qr + rp = 0, then what is the value of (p^(2))/(p^(2) - qr) + ...

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  14. If a+b+c=6, a^(2)+b^(2)+c^(2)=26, then ab+bc+ca is equal to

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