Question

Which of the following could be an example of a function with a range \[(-\infty,a]\] and a domain \[[b,\infty)\] where a > 0 and b > 0?

A. f(x)=\[\sqrt{x-a} + b\]
B. f(x)= \[-3\sqrt{x+a} -b\]
C. f(x)= \[3\sqrt{(x+b}) -a\]
D. f(x)= \[-{\sqrt{x+a}} -b\]

Answer 1

@Hero can you please help me?

Answer 2

hey,
I was watching The Office on netfilx, lol

Answer 3

Range: (−∞,a]
Domain: [b,∞)
Where: a > 0 and b > 0?