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Mathematics 14 Online
OpenStudy (anonymous):

The domain of the function y = cos x + 1 is All Real Numbers. TRUE OR FALSE

jimthompson5910 (jim_thompson5910):

Which one do you think it is?

OpenStudy (anonymous):

i think true..but..

jimthompson5910 (jim_thompson5910):

hmm but what?

OpenStudy (anonymous):

im not sure.. am i correct?

jimthompson5910 (jim_thompson5910):

you are

jimthompson5910 (jim_thompson5910):

you can plug in any real number and get some real number out

jimthompson5910 (jim_thompson5910):

so there are no restrictions ----> Domain: set of all real numbers

OpenStudy (anonymous):

thanks :)

jimthompson5910 (jim_thompson5910):

np

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