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Grade 11Discuss with colleagues and IITians

If alpha , beta are roots of ax2+2bx+c=0 & alpha+rho , beta+rho are roots of Ax2+2Bx+c=0 , then value of b2-ac/B2-AC is ?

Profile image of Ranjita yadav
14 Years agoGrade 11
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1 Answer

Profile image of Chetan Mandayam Nayakar
ApprovedApproved Tutor Answer14 Years ago

for both the equations, difference between roots is the same

to obtain answer, use the relation:

(difference between roots)2=(sum of roots)2-4(product of roots)

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