cameron-taylor_60b999c6c1575
cameron-taylor_60b999c6c1575
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sen(a + b) = sen(a) . cos(b) + sen(b) . cos(a) cos(a + b) = cos(a) . cos(b) - sen(a) . sen(b) ...................................................... sen(x) = 3 / 5 cos(x) = -4 / 5 sen(2π) = 0 cos(2π) = 1 sen(π) = 0 cos(π) = -1 E = sen…