Which of the relations given by the following sets ordered pairs is a function?

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,

3000000000000000000000

3x-x+2=4 i think that's is the answer, and i hope it you