Which quadrant does #x=-4# lie?

1 Answer
A. S. Adikesavan
Jul 22, 2016

#Q II and Q III#

Explanation:

x is positive in #Q I and Q IV# and negative in #Q II and Q III#.

y is positive in #Q I and Q II# and negative in #Q III and Q IV#

#Quadrant: QI....... QII....... QIII.... QIV.#

#sign(x,y) ( +,+)( -,+) (- ,-) (+,-)#

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