Ask a New Question

Question

What is the domain of the functions f(x)= 1/root(x+|x|) f(x)= x|x|
13 years ago

Answers

Steve
√(x+|x|) = 0 when x <= 0
so, domain of 1/√(x+|x|) is all reals > 0

domain of x|x| is all reals
13 years ago

Related Questions

What is the domain of the function f(x) = square root of (12x-24) I don't get this concept and I... What is the domain of the function? x+6 f(x)=(x-7)(x+5) A all real numbers except 7 B al... What is the domain of the function shown in the mapping? A. {x | x = –5, –3, 1, 2, 6} B. {y | y... What is the domain of the function f(x)=x+3 ? (1 point) Responses All real x values All real x value... What is the domain of the function f(x)=x2+5 ? (1 point) Responses f(x)≥5 f of x is greater than or... What is the domain of the function f(x)=1x−7 (1 point) Responses All real x values except x=−7 All r... What is the domain of the function {(0,1), (1,-3), (2,-4), (-4,1)}? What is the domain of the function f(x)=x2−2𝑓(𝑥)=𝑥2−2 (1 point)Responses-2-222All real x valuesAll r... What is the domain of the function? y=\sqrt{3x+3 } Answers: x ≤-1 x > 1 x ≥ -1 x <1
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use