Are the functions continuous on the given intervals?

1/cosx on [0,pi]

I know the answer is No, But can someone help me understand why because when I enter it into the calc. It shows me there's always a Y value.

Question

Are the functions continuous on the given intervals?

1/cosx on [0,pi]

I know the answer is No, But can someone help me understand why because when I enter it into the calc. It shows me there's always a Y value.

anonymous · Answer

What values of x on the interval [0,pi] would make 1/cosx undefined? If there are any, the function is not continuous.

amoodarya · Answer

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