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Mathematics 21 Online
OpenStudy (anonymous):

Given f(x) = [x-1] what is f(-4.5)

OpenStudy (trojanpoem):

f(-4.5) means what's the value of f(x) as x = -4.5 All you've to do is plug in the value of x f(-4.5) = -4.5 - 1 = -5.5

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