Maths / Coordinate Geometry / Location of Coordinates in a Plane

QUESTION

If the point P(a.b) lies in the first quadrant, which of the following statements is true about the point Q (ab,a+b) ?

 OPTIONS A. It will lie in the fourth quadrant. B. It will lie in the third quadrant. C. It will lie in the second quadrant. D. It will lie in the first quadrant.
Right Option : D

EXPLANATION
Explain TypeExplanation Content
Text

As the point P lies in the first quadrant so a and b both are positive  and sum and product of two positive numbers will be a positive number therefore for Q x  and y both will be positive. Hence the point lies in the First quadrant

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