Chasityp5174
Chasityp5174 Chasityp5174
  • 02-01-2020
  • Mathematics
contestada

how is it possible that all proportional relationships are linear functions but not all linear functions are proportional relationships

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MathPhys
MathPhys MathPhys
  • 02-01-2020

Step-by-step explanation:

A line that passes through the origin is proportional (y = mx).  But a line that doesn't pass through the origin isn't proportional (y = mx + b).  So all proportional relationships are linear, but not all linear relationships are proportional.

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