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Mathematics 13 Online
OpenStudy (saaarrrahhhh):

Can anyone help me figure this out? What is the domain of the step function f(x) = ⌈2x⌉ – 1? {x| x ≥ –1} {x| x ≥ 1} {x| x is an integer} {x| x is a real number}

OpenStudy (anonymous):

it sld be B... {x| x ≥ 1}

OpenStudy (alyssa_xo):

how so? http://puu.sh/gFITZ.png

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