JEE Main 2021TrigonometryTrigonometric Ratio and IdentitesEasyQuestionLet A and B denote the statements A : cosα+cosβ+cosγ=0\cos \alpha + \cos \beta + \cos \gamma = 0cosα+cosβ+cosγ=0 B : sinα+sinβ+sinγ=0\sin \alpha + \sin \beta + \sin \gamma = 0sinα+sinβ+sinγ=0 If cos(β−γ)+cos(γ−α)+cos(α−β)=−32,\cos \left( {\beta - \gamma } \right) + \cos \left( {\gamma - \alpha } \right) + \cos \left( {\alpha - \beta } \right) = - {3 \over 2},cos(β−γ)+cos(γ−α)+cos(α−β)=−23, then:OptionsAA is false and B is trueBboth A and B are trueCboth A and B are falseDA is true and B is falseCheck AnswerHide SolutionSolutionA A is false and B is true