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OpenStudy (anonymous):
f(x)=x-3 find (f*f)(x)and its domain
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OpenStudy (anonymous):
is this times or composition?
OpenStudy (anonymous):
times
OpenStudy (anonymous):
oh. i that case \[f(x)\times f(x) = (x-3)(x-3)=x^2-6x+9\] polynomial so unless otherwise stated domain is all real numbers.
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