Images SINB COS A B

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Sinb cos a b. Sin a cos b. Cos a cos b sin a sin b формулы. Cos(a)sin(b) = (sin(a + b) - sin(a - b)) / 2.
Sin a cos b. Cos a cos b sin a sin b формулы. Cos(a)sin(b) = (sin(a + b) - sin(a - b)) / 2.