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olga55 [171]
3 years ago
7

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

Advanced Placement (AP)
1 answer:
nikitadnepr [17]3 years ago
4 0

Answer:

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

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.

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