Dgbcool
Dgbcool Dgbcool
  • 13-07-2017
  • Mathematics
contestada

What is the equation in point−slope form of the line passing through (−2, −5) and (2, 3)?

Respuesta :

texaschic101
texaschic101 texaschic101
  • 13-07-2017
(-2,-5)(2,3)
slope(m) = (3 - (-5) / (2 - (-2) = (3 + 5) / (2 + 2) = 8/4 = 2

There can be 2 answers for this...
y - y1 = m(x - x1)
slope(m) = 2
(-2,-5)....x1 = -2 and y1 = -5
sub
y - (-5) = 2(x - (-2) =
y + 5 = 2(x + 2) <== this is one of them

y - y1 = m(x - x1)
slope(m) = 2
(2,3)...x1 = 2 and y1 = 3
sub
y - 3 = 2(x - 2) <== this is the other one
Answer Link
Ziggs
Ziggs Ziggs
  • 13-07-2017
I think the answer is Y=2x-1 
Answer Link

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