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What is the domain of y = sec(x)? All real numbers
All real numbers except npi+pi/2, where n is any integer
All real numbers except not, where n is any integer
All real number except npi and npi+pi/2, where n is any integer

Respuesta :

thutothebe55

Answer:

y is an elementary of real number

Step-by-step explanation:

it is where y is an element except not where n is any integer because y only goes up and down

Answer:

C on edge

Step-by-step explanation:

took test

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