lennylou7358 lennylou7358
  • 10-10-2018
  • Mathematics
contestada

If y varies inversely as x, find the constant of variation if y = 5 when x = -1.

a) -5

b) 5

c) -2

d) 2

Respuesta :

jimrgrant1 jimrgrant1
  • 10-10-2018

(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



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