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Diya K Vineeth
Questions (1)
If alpha and beta are the zeros f(x) = x square +5x +K
Such that alpha minus beta =1 find k
4 answers
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Answers (2)
f(x) =xsquare -5x +K Here,a=1 b=-5 c=k Alpha+beta =-b/a =5 Apha*beta =c/a = K Given alpha minus beta =1 Squaring both sides We get,. ( Alpha minus beta)^2 =1^2 Alpha^2- 2alpha*beta+beta^2=1 (Alpha^2-2alpha*beta +beta^2)-4alpha*beta = 1 (Alpha +
Thank you very much
