Which is NOT true about a direct proportion? a. Its graph must be linear? b. Its graph must have a slope of 0? c. Its graph must have a constant slope? d. Its graph must go through the origin
In the graph of a direct proportion, its graph shows a straight line graph or a linear graph that go through the origin. So that makes options A and options D correct. It's slope is also constant so therefore option C is correct, leaving us option B as the statement that is not true about direct proportion. Hope this answers your question.
The incorrect statement about the direct proportion is ''Its graph must have a slope of 0''.
Which is not true about a direct proportion?
Direct Proportion meaning is explained as follows.
Two measurable quantities are said to be directly proportional if the increase in one quantity results in the increase of the other quantity and vice versa.
Indirect variation, the ratio of two measurable quantities is constant.
The equation shows the relation of direct proportion.
\(\rm y = kx\)
Where k is the constant of variation.
The statement is true about the relationship between direct proportion.
Hence, the incorrect statement about the direct proportion is ''Its graph must have a slope of 0''.
To know more about Direct Proportion click the link given below.
https://brainly.com/question/1266676