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The graph of f(x) = 1/x cos
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The graph of f(x) = 1/x cos

The graph of f(x) = 1/x cos-example-1
User Arusekk
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1 Answer

6 votes

Answer:

D. f(x) exist for all real numbers where x ≤ -1 or x ≥ 1

Step-by-step explanation:

You can't divide by 0 and

You can't have a negative squareroot.

So solve for when x=0 for the denominator,

and when is x<0 for the squareroot.

The graph of f(x) = 1/x cos-example-1
User Matthias Robbers
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