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Find the value of this expression if x=-2. X^2+8/x -2

User Steve Lee
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1 Answer

18 votes
18 votes

Recall that to evaluate an expression at a given value, we substitute the variable by the given value.

Therefore, evaluating the given expression at x=-2 we get:


(-2)^2+(8)/(-2)-2.

Simplifying the above result we get:


\begin{gathered} 4-4-2, \\ -2. \end{gathered}

Answer:


-2.

User Gene Loparco
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