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OpenStudy (anonymous):
let F(x)=arctan xthen the domain of f(x) is all real numbers and the range is (-pi/2, pi/2) true false ?
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OpenStudy (nenadmatematika):
no domain for arctan is any x so the answer is false
OpenStudy (anonymous):
are you sure i think its true
OpenStudy (nenadmatematika):
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