Which of the following is not an ordered pair from the function f(x) = -3x + 4?
A. (2,-2)
B. (5, -11)
C. (-3, 13)
D. (-6, 21)

Respuesta :

Answer: D


Explanation: For this problem you can substitute f(x) and x for 21 and -6 respectively.

Thus, we have 21=-3(-6)+4