If two quantities are proportional, which must be true of a graph showing the relationship between them? Select ALL that apply. Group of answer choices The points of the graph form a straight line. The graph is a curve. The points must all form equivalent ratios. The points of the graph must include the origin. The graph increases from left to right.

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Solve the problem by using a venn diagram a group of students were surveyed about their taste in music.they were asked how they like three types of music: rock, country western and jazz.the results are summarized below: no one dislikes all three types of music.six like all three types of music.eleven don’t like country western.sixteen like jazz.three like country western and jazz, but not rock.six don’t like rock.eight like rock and country western.seven don’t like jazz.how many students were surveyed?

If you apply the changes below to the linear parent function .f(x)=x what is the equation of the new function ? vertically stretch by a factor of 3 ; flip over the x axis