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Find the value of p if sum of zeroes of given polynomial is one third of their product. x2-(2p+1)x+(3p+7)?
Most Upvoted Answer
Find the value of p if sum of zeroes of given polynomial is one third ...
1/3of alpha +beta=alpha beta1/3(2p+1)=3p+7. [we know that alpha + beta =-b/a. and alpha beta =c/a]2p+1=9p+21. [taking 1/3to RHS]-7p=20p=-20/7
Community Answer
Find the value of p if sum of zeroes of given polynomial is one third ...
A+b=-b/a
ab=c/a
ab=1/3(a+b)
3p+7=1/3(2p+1)
9p+21=2p+1
7p=-20
p=-20/7
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Find the value of p if sum of zeroes of given polynomial is one third of their product. x2-(2p+1)x+(3p+7)?
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