Answer Posted / wareagle
If g(x)=x-1/x then g(-1/2)=? Sub -1/2 for x
g(-1/2)= -1/2 - 1/(-1/2)= -1/2 -1 x 2/-1= -1/2 -2/-1
= =-1/2 + 2 = 1 1/2
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