Find the next three missing numbers in the pattern:

4. -8, 16, -32, ____, ____, ____

ALSO

Is the following relation a function?

{(8,9), (9,8), (7,8), (-7, 9), (6, 4)]}


Sagot :

4, -8, 16, -32, 64, -128, 256
The rule is -2x.

The following relation is a function.