penguin22225
penguin22225 penguin22225
  • 25-09-2020
  • Mathematics
contestada

– 3х + 5y = – 4
px + 25y = 4
what value of p makes this system inconsistent

Respuesta :

mhanifa
mhanifa mhanifa
  • 25-09-2020

Answer:

  • p = -15

Step-by-step explanation:

Line 1

  • -3x + 5y = -4
  • 5y = 3x - 4
  • y = 3/5x - 4/5

Line 2

  • px + 25 y = 4
  • 25y = -px + 4
  • y = -p/25x + 4/25

The system is inconsistent if slopes are same, so we should have:

  • 3/5 = - p/25
  • 25*3/5 = -25p/25
  • 15 = -p
  • p = -15
Answer Link
shabbu
shabbu shabbu
  • 27-09-2020

answer p=15

step by step explanation

Answer Link

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