Which set(s) of points show x in DIRECT PROPORTION to y? A) {E, C, B} only B) {G, C, A} only C) {F, E, D} and {E, C, B} only D)
2 answers:
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I think you mean,
You can use the usual formula,
That in this case is,
Where I have used,
You can use the usual formula,
That in this case is,
Where I have used,