CDS 2009 PYQ with Answer — If pq + qr + rp = 0, then what is the value of

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Atlas Essay Optional Vistaar

UPSC CDSCombined Defence Services Overview

Test Series

Daily Quiz
Mock Tests
All-India Test

Study

Syllabus
PYQs
Trends
Practice

Progress

Analytics
Rankings
Results

AI Tools

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Exit to Mains

Overview Daily Quiz Mock Tests All-India PYQs Practice

CDS 2009 · Elementary Mathematics (CDS-II)Q65

Back to the full 2009 paper

2009 · Q65

If pq + qr + rp = 0, then what is the value of

Elementary MathematicsAlgebra

A0
B1
C-1
D3

Explanation

1/x+1/y+1/z = 0 gives the value 1.

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