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CBSE Class 11-science Answered

<div><img class="Wirisformula" src="https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=4b3525ef88ebc674a3a8fe43c17d4bc5.png" alt="I f space a left parenthesis p plus q right parenthesis squared space plus 2 b p q plus c equals 0 space space a n d space a left parenthesis p plus r right parenthesis squared plus 2 b p r plus c equals 0 space t h e n space q r equals ?" align="middle" /></div>
Asked by medha painuly | 11 Jun, 2014, 08:59: AM
Expert Answer
a open parentheses p plus q close parentheses squared plus 2 b p q plus c equals 0 a open parentheses p plus r close parentheses squared plus 2 b p r plus c equals 0  A b o v e space s t a t e m e n t s space c a n space b e space r e w r i t t e n space a s a q squared plus 2 p open parentheses a plus b close parentheses q plus a p squared plus c equals 0 a r squared plus 2 p open parentheses a plus b close parentheses r space plus a p squared plus c space equals space 0  F r o m space t h e space a b o v e space p a t t e r n space i t space i s space c l e a r space t h a t space q space a n d space r space r o o t s space o f space a x squared plus 2 p open parentheses a plus b close parentheses x plus a p squared plus c equals 0  S o space p r o d u c t space o f space r o o t s space a r e space q r space equals space fraction numerator open parentheses a p squared plus c close parentheses over denominator a end fraction
Answered by Dharma Teja | 12 Jun, 2014, 03:18: PM
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