Determine the domain of the function. f(x)=√1·x A. all real numbers B. x>1 C. x≤1 D.all real numbers except 1

asked Nov 2, 2017 203k views

2 votes

Determine the domain of the function.

f(x)=√1·x
A. all real numbers
B. x>1
C. x≤1
D.all real numbers except 1

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6 votes

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

Answer: C. x≤1.

Oshliaer answered Nov 7, 2017

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