The attached graph expresses a radical function that can be written in the form f(x)=a(x+k)^1/n + c. . What does the graph tell you about the value of n in this function?

A. n is a negative even integer
B. n is a positive odd integer
C. n is a positive even integer
D. n is a negative odd integer

Question

The attached graph expresses a radical function that can be written in the form f(x)=a(x+k)^1/n + c. . What does the graph tell you about the value of n in this function?

A. n is a negative even integer
B. n is a positive odd integer
C. n is a positive even integer
D. n is a negative odd integer

anonymous · Answer

attachment

anonymous · Answer

@DemolisionWolf do you think I could get your help on this? :)

anonymous · Answer

B. f(x) is increasing as x increases, thus n is positive. also, f(x) is undefined for x<-k, thus n is odd.

anonymous · Answer

Thank you! It said that n was a positive even integer though :o

anonymous · Answer

n is even, my bad

anonymous · Answer

the sqrt of a negative number is not real