Question

please answer urget ..
A relation f defined by f : x -------x^3 -2 , where x belongs to { -1 , -2 , 0 , 2} a) List all the elements of f b) Is f a function ?

Answer 1

Answer:

when X=-1,-3

X=-2,-10

X=0,-2

X=2,6

Step-by-step explanation:

so the elements of f= -3,-10,-2,6

yes f is a function