If p and q are zeroes of polynomial f(x)=2x2-7x+3.Find the value of p2+q2.

Asked by simran jatttana | 3rd May, 2014, 05:29: PM

Expert Answer:

2x2 - 7x +3 = 0
 
p +q = 7/2
 
pq= 3/2
 
(p+q)2=p2+q2+2pq
 
p2+q2=(p+q)2-2pq
 
         =(7/2)2-2*(3/2)=37/4

Answered by Avinash Soni | 4th May, 2014, 07:58: AM

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