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which of the following illustrates a linear function
A. x² + y² = 9
B. x² - y² = 1
C. y - x² = 4
D. y = 3x + 1

ASAP po plz​


Sagot :

Answer:

D.y=3x+1

Step-by-step explanation:

A linear function has the following form. y = f(x) = a + bx. A linear function has one independent variable and one dependent variable. The independent variable is x and the dependent variable is y.