Need help on 2 questions please ASAP I will give you the best vote if you know the answers. It's only 2 problems that I am asking for. Please and thank you.

Use the function to answer the question.

f : x → 3 - x

What is the value of f(-4) ?
A. -4
B. -1
C. 3
D. 7

_____________________________________________________

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

Question

Need help on 2 questions please ASAP I will give you the best vote if you know the answers. It's only 2 problems that I am asking for. Please and thank you.

Use the function to answer the question.

f : x → 3 - x

What is the value of f(-4) ?
A. -4
B. -1
C. 3
D. 7

_____________________________________________________

What is the domain of k(x) = √x + 4 ?
A. all real numbers
B. all real numbers greater than or equal to 4
C. all real numbers greater than 0
D. all real numbers greater than or equal to 0

anonymous · Answer

I replied earlier to both questions. Re-read what I wrote earlier.

anonymous · Answer

You answer a lot of questions. I cannot find it. Do you have a link or can you just answer these again on here?

cggurumanjunath · Answer

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