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CBSE Class 10 Answered

  1. If p and q are zeroes of the polynomial t square - 4t + 3 , show that 1/p + 1/q -2pq + 14/3=o.
Asked by hrutvisweet16 | 15 Jul, 2015, 03:51: PM
answered-by-expert Expert Answer
I f space p space a n d space q space a r e space t h e space z e r o e s space o f space t h e space p o l y n o m i a l space t squared minus 4 t plus 3 equals 0 comma space t h e n p plus q equals 4 p q equals 3 1 over p plus 1 over q minus 2 p q plus 14 over 3 equals fraction numerator p plus q over denominator p q end fraction minus 2 p q plus 14 over 3 equals 4 over 3 minus 2 cross times 3 plus 14 over 3 equals fraction numerator 4 plus 14 over denominator 3 end fraction minus 6 equals 18 over 3 minus 6 equals 6 minus 6 equals 0
Answered by satyajit samal | 16 Jul, 2015, 09:12: AM

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