## If y varies inversely as x, find the constant of variation if y = 5 when x = -1. a) -5 b) 5 c) -2 <

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## Answers ( No )

(a) – 5

since y varies inversely as x then k = yx ( k is the constant of variation )

using y = 5 when x = – 1, then k = 5 × – 1 = – 5