Question

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( 0
Determine if the given equations are functions or not functions.
x=3
Functions
Not Functions
x + y = 81
y = -x + 11
y = -5x - 12
y = 22 - 6x + 4
y = -7
Intro
Done
ivity

Answer 1

Functions: y = -x + 11, y = 2x^2 - 6x + 4, y = 7

Not Functions: x = 3, x^2 + y^2 = 81, y^2 = -5x - 12