if (x+1/x)=3, find the value of x-1/x
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Step-by-step explanation:
=3(x+1/x) cross multiply 3
=3x+3/3x
=3x=-3/3x transpose 3 to RHS
=3x*3x=-3 multiply 3x in LHS
=6x=-3
=x=-3/6
=x= -2
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