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a level maths pure

Im quite stuck on this. For part a is its a straight line then can you say thaScreenshot 2021-01-22 at 14.57.30.pngt they are directionally proportional?
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Original post by dnejfn
Im quite stuck on this. For part a is its a straight line then can you say thaScreenshot 2021-01-22 at 14.57.30.pngt they are directionally proportional?

Only if c=0 in the equation of the line.

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