If the points P(–2, 1), Q (α, β) and R (4, –1) are collinear and α – β = – 3 then the va

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GivenPointsP21QR41arecollinearGiven3FindUseCollinearityConditionForcollinearpointsSlopeofPQSlopeofQRimgsrchttpswwwixambeecomquestionimageChapter17441903871080JPGaltSolveforWenowhave333Addingboth2221

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If the points P(–2, 1), Q (α, β) and R (4, –1) are

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If the points P(–2, 1), Q (α, β) and R (4, –1) are

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