Images TG Π COS Π

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Tg π cos π. Sin( 2 3π −α). Sin ( 3 𝜋2 + 𝛼 ) = 1. Sin2α−5cos2α,если sin2α=5/6. Cos(3π/2-a) +cos(π+a) /2sin(a-π/2) cos(-a) +1.
Sin( 2 3π −α). Sin ( 3 𝜋2 + 𝛼 ) = 1. Sin2α−5cos2α,если sin2α=5/6. Cos(3π/2-a) +cos(π+a) /2sin(a-π/2) cos(-a) +1.

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