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If f(x) =x+1\x-1 and f(a) = 5 then f(2a) is equal to? ​
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If f(x) =x+1\x-1 and f(a) = 5 then f(2a) is equal to?
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User Mansur Khan
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1 Answer

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(2a) = 5*2 = 10
f(2a)= 10+1/10-1
=11/9
User Yq Lee
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