Q. 134.8( 4 Votes )

The positive solutions of the equation ax + by + c = 0 always lie in the
A. 1st quadrant

B. 2nd quadrant

C. 3rd quadrant

D. 4th quadrant

Answer :

cartesian.png


Positive solutions of the equation will give us positive values for x and y.


As x and y both are positive it must lie in the 1st quadrant.


A. IN 1st quadrant both x and y are positive.


B. In the 2nd quadrant x is negative and y is positive.


C. in the 3rd quadrant both x and y are negative.


D. In the 4th quadrant x is positive and y is negative.


Hence A is the correct Answer.

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