\overline{a}, \overline{b}, \overline{c} are three-unit vectors such that |\overline{a}+\overline{b}+\overline{c}|=1 and \overline{a} is perpendicular to \overline{b}. If \overline{c} makes angles \alpha, \beta with \overline{a}, \overline{b} respectively, then \cos \alpha+\cos \beta= [TG EAPCET 12 May 2023 Shift 1]

TS EAMCET Engineering 12 May 2023 Shift 1 Solved Paper

Section: Mathematics

Question : 14 of 160

Marks: +1, -0

a,b,c are three-unit vectors such that |a+b+c|=1 and a is perpendicular to b. If c makes angles α,β with a,b respectively, then cos‌α+cos‌β=

[TG EAPCET 12 May 2023 Shift 1]

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