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JEE MATHEMATICS MCQ: QUADRATIC EQUATIONS

1 Hard
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Analyzing +4 | -1
If a,b,ca,b,c are different positive real number such that (b+c−a),(c+a−b)\left( {b + c - a} \right),\left( {c + a - b} \right) and   (a+b−c)\;\left( {a + b - c} \right) are positive, then (a+b−c)(b+c−a)(c+a−b)−abc\left( {a + b - c} \right)\left( {b + c - a} \right)\left( {c + a - b} \right) - abc is
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Correct option: B
Negative
Option B (Negative) is correct because, by AM > GM, the product (a+b-c)(b+c-a)(c+a-b) is less than abc, making the expression negative.

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