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Can anyone provide me all the formulas of trigonometry??? Plzzz...... |
| Answer» Trigonometric FormulasReciprocal Properties:Quotient Properties:Odd/Even Identities1. sin (-x) = -sin x2. cos (-x) = cos x3. tan (-x) = -tan x4. csc (-x) = -csc x5. sec (-x) = sec x6. cot (-x) = -cot xCofunction Identity - radiansCofunction Identities - degreesPeriodicity Identities - radiansPeriodicity Identities - degreesSum/Difference Identitiessin (x + y) = sin(x) cos(y) + cos(x) sin(y),cos(x + y) = cos(x) cos(y) - sin(x) sin(y),sin(x - y) = sin(x) cos(y) - cos(x) sin(y),cos(x - y) = cos(x) cos(y) + sin(x) sin(y),Double Angle Identitiessin(2x) = 2 sin(x) cos(x),cos(2x) = cos2(x) - sin2(x),cos(2x) = 2 cos2(x) - 1,cos(2x) = 1 - 2 sin2(x),tan(2x) = [2 tan(x)]/[1-tan2(x)],Half Angle IdentitiesProduct identitiesSum to Product Identities | |