If can be written as

MATHEMATICS · Single correct · CBSE · Mathematics · Polynomials · Polynomials

Problem

If x2+bx+cx^2 + bx + c can be written as (x+r)(x+s)(x + r)(x + s), which of the following equalities is always true? (a) r−s=br-s=b (b) rs=brs=b (c) r+s=br+s=b (d) r+s=cr+s=c

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