What property is similar to scalar multiplication?

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Which number line represents the solution set for the inequality - x 24?

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible