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Mathematics - Quadratic Equation Question with Solution | TestHub

MathematicsQuadratic EquationInequationMedium2 minPYQ_2002

MathematicsMediumsingle choice

If $a, b, c$ are distinct $+ v e$ real numbers and $a^{2} + b^{2} + c^{2} = 1$ then $ab + b c + c a$ is

Options:

Answer:

A

Solution:

$ab + b c + c a = \frac{( a + b + c ) ^{2} - 1}{2} < 1$

Stream:JEESubject:MathematicsTopic:Quadratic EquationSubtopic:Inequation

⏱ 2mℹ️ Source: PYQ_2002

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