If \A_\alpha = [\table \cos \alpha, \sin \alpha; -\sin \alpha, \cos \alpha], then determinant of \A_{\pi/5}\A_{\pi/4}\A_{{3\pi}/10} =

TS EAMCET 4-Aug-2021 Shift 2 Question Paper

Section: Mathematics

Question : 4 of 160

Marks: +1, -0

If Aα = [

cos‌α	sin‌α
−sin‌α	cos‌α

], then determinant of A

3π

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