Which is NOT true about a direct proportion? A. Its graph must go through the origin. B. Its graph must be linear. C. Its graph must have a slope of 1. D. Its graph must have a …

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asked May 13, 2019 37.0k views

2 Answers

Jonathan Ballet · Answer 1 · 2019-05-18T20:28:13+0000

Answer is

C. Its graph must have a slope of 1.

Because the formula of direct proportion is

y=kx,

where is k is a number( constant), but it does not have to be equal 1.