If y^2 = x^3 + 2 which statement is true? A) the equation is a function at all values of x B) the equation is not a function C) the equation is a function only when x0

Question

If y^2 = x^3 + 2 which statement is true?

A) the equation is a function at all values of x

B) the equation is not a function

C) the equation is a function only when x<0 

D) the equation is a function only when x>0

anonymous · Answer

wow hard to say

anonymous · Answer

it is certainly a function if $x>0$ because then if you solve for $y$ you get 
$$y=\sqrt{x^3+2}$$ which would represent a function

anonymous · Answer

i guess you could go with that one