Fill in the blank(s) to correctly complete each sentence. For the function ƒ(x) = -4x + 2, ƒ(-2)= ______.

Determine whether each relation defines a function. {(5,1),(3,2),(4,9),(7,8)}

Determine whether each relation defines a function. {(8,0),(5,7),(9,3),(3,8)}

Determine whether each relation defines a function. {(9,-2),(-3,5),(9,1)}

Determine whether each relation defines a function.

Determine whether each relation defines a function.

Determine whether each relation defines a function, and give the domain and range. {(1,1),(1,-1),(0,0),(2,4),(2,-4)}

Determine whether each relation defines a function, and give the domain and range. {(2,5),(3,7),(3,9),(5,11)}