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If a^(2)+b^(2)=234 and ab=108, find the ...

If `a^(2)+b^(2)=234 and ab=108`, find the value of `(a+b)/(a-b)`

A

10

B

8

C

5

D

4

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ARIHANT SSC-SIMPLIFICATION-EXERCISE BASE LEVEL QUESTIONS
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  17. ((m-n)^(3)+(n-r)^(3)+(r-m)^(3))/(6(m-n)(n-r)(r-m))=?

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  18. If a+b+c=14anda^(2)+b^(2)+c^(2)=96 then (ab+bc+ca)=?

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  19. (1/(1xx4)+1/(4xx7)+1/(7xx10)+1/(10xx13)+1/(13xx16))=?

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  20. (1-(1)/(2))(1-(1)/(3))(1-(1)/(4))(1-(1)/(5)).......(1-(1)/(m))=?

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