1.

A diagonal of rhombus ABCD is member of both the families of lines (x+y−1)+λ1(2x+3y−2)=0 and (x−y+2)+λ2(2x−3y+5)=0 where λ1 and λ2∈R and one of the vertex of rhombus is (3,2). If area of the rhombus is 12√5 square units, then the length of the longer diagonal of the rhombus is

Answer» A diagonal of rhombus ABCD is member of both the families of lines
(x+y−1)+λ1(2x+3y−2)=0 and
(x−y+2)+λ2(2x−3y+5)=0
where λ1 and λ2∈R and one of the vertex of rhombus is (3,2). If area of the rhombus is 12√5 square units, then the length of the longer diagonal of the rhombus is


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