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Annie96
 one year ago
What is the domain of k(x)=sqrt(x+4?
A. all real numbers greater than or equal to 4.
B. all real numbers greater than 0.
C. all real numbers.
D. all real numbers greater than or equal to 0.
Annie96
 one year ago
What is the domain of k(x)=sqrt(x+4? A. all real numbers greater than or equal to 4. B. all real numbers greater than 0. C. all real numbers. D. all real numbers greater than or equal to 0.

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hartnn
 one year ago
Best ResponseYou've already chosen the best response.2The quantity inside square root must be nonnegative to get a real domain

hartnn
 one year ago
Best ResponseYou've already chosen the best response.2so solve for x in \(\Large x+4 \ge 0\)

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1The domain are the possible values you can pick for X and get a Y value that makes sense

Annie96
 one year ago
Best ResponseYou've already chosen the best response.1Domain: [−4,∞),{xx≥−4} Range: [0,∞),{yy≥0}

hartnn
 one year ago
Best ResponseYou've already chosen the best response.2your option A should have a 4 instead of 4 there.

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1yes the domain includes all the values possible for X that map to a value for Y

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1y = root(x)dw:1443162234484:dw

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1no values are to left of y=0, welcome
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