taybro16
taybro16 taybro16
  • 10-09-2018
  • Mathematics
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What is the quadrant of this? I was sick and I need help trying to understand.

What is the quadrant of this I was sick and I need help trying to understand class=

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tramserran
tramserran tramserran
  • 10-09-2018

cot = cos/sin  = x/y    In order for cot to be negative, then the "x" and "y" are opposite signs (-x, +y) or (+x, -y).  Which quadrants do these fall in?

(-x, +y) is in Quadrant 2

(+x, -y) is in Quadrant 4

Answer: 2, 4

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