Evaluate f(x)=2/x-x^2 , x=1

Math
,
Replace the variable with in the expression.
Simplify the result.
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Simplify each term.
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Divide by .
One to any power is one.
Multiply by .
Subtract from .
The final answer is .
Evaluate f(x)=2/x-x^2 , x=1

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