The revenue (in rupees) from selling a pen at a price of Rs is

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

Problem

The revenue (in rupees) from selling a pen at a price of Rs pp is R(p)=−2p2+14pR(p)=-2p^{2}+14p. Which one of the following is the correct factorised form of R(p)R(p)? (a) −2p(p+7)-2p(p+7) (b) −2p(p−7)-2p(p-7) (c) 2p(p−7)2p(p-7) (d) −2(p2−7p)-2(p^{2}-7p)

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