kellyspeakslouder kellyspeakslouder

25-08-2016
Mathematics

Answered

Determine the domain of the function.

f(x)=√1·x

Aall real numbers
Bx>1
Cx≤1

D.all real numbers except 1

Verified Answer :

dalendrk dalendrk

25-08-2016

\(f(x)=\sqrt{1-x}\\\\The\ domain:1-x\geq0\ \ \ \ \ |subtract\ 1\ from\ both\ sides\\\\-x\geq-1\ \ \ \ \ |change\ signs\\\\x\leq1\)

Answer: C. x≤1.

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