In a \triangle A B C, if |\table 1 , a , b ; 1 , c , a ; 1 , b , c|=0, then the value of (\sin ^{2} A+\sin ^{2} B+\sin ^{2} C) equals ______.

JEE Advanced 2020 Concept Recapitulation Test 2 Paper 1

Question : 54 of 54

Marks: +1, -0

In a △ABC, if |

|=0, then the value of (sin2A+sin2B+sin2C) equals ______.

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