In a triangle ABC , if a^2-b^2-c^2 = bc (\lambda^2-2\lambda-1) , then

Correct Answer is : - 1 ≤ λ ≤ 3

TS EAMCET 04 May 2019 Shift 1 Solved Paper

Section: Mathematics

Question : 26 of 160

Marks: +1, -0

In a triangle ABC , if a2−b2−c2 = bc (λ2−2λ−1) , then

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