Producto a suma / calculadora de diferencia |
Cosx Cozy = (1/2) [COS (X - Y) + COS (X + Y)]
Sinx Cozy = (1/2) [pecado (x + y) + pecado (x - y)]
COSX SINY = (1/2) [SIN (X + Y) - Sin [(X - Y)]
Sinx Sixy = (1/2) [COS (X - Y) - COS (X + Y)]
Por ejemplo, cuando U = 13 º, V = 17º, pecado (13) Sin (17) = 0.065769, COS (13) COS (17) = 0.931795, pecado (13) COS (17) = 0.215122, COS (13 ) pecado (17) = 0.284878.
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