Question

How can you determine whether the data in a table represents a proportional relationship? *

Answer 1

Answer:

$this \: can \: be \: done \: by \: appling \: the \to \\ rate \: of \: change \: law : \\ r.o.c \: (m) = \frac{y_{2} -y_{1} }{x_{2} -x_{1} }$