JEE Mains Model Paper 22

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Question : 82 of 90
 
Marks: +1, -0
Assertion : A : If p = 5 + tanα tanβ ; q = 5 + tanβ tanγ , r = 5 + tanγ tanα then the maximum value of p + q + r is 45 where α + β + γ = π
Reason : R : tanα tanβ + tanβ tanγ + tanγ tanα = 1 when α + β + γ =
π
2
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