Simplify. sin 2x · cos 3x – cos 2x · sin 3x

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A: topic - trigonometric ratios

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Q: 4) 15 33° 6) 47° 20

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A: NOTE: Refresh your page if you can't see any equations. . the given slope is  and the given point…

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Q: * (a) Using a trig identity, write æ(t) -5 cos(4t) – 4 sin(4t) using only one cosine function. |…

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Q: 3 3. If cos A =- 5 13, sin B= - 0<A<플. 3n find the following: and <B< 13 a. cos(A+B) b. sin(A+B)

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Q: in the pair of Similar Triangles 3.5 66 21 10.5 21 12.6 %3D

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A: Let u and v be two vectors. Then the angle θ between them is given by, cosθ=u.vuv

Q: 2: find fx, fy, and f2. a f(x, y, z) = 1 + xy? - 2z? 5 f(x, y, z) = x - Vy2 + z² c) f(x, y, z) = e 2

A: partial derivative

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Q: Võ + V2 Use the angle sum or difference identity to find the exact value of each. 4 cos 15° Vo - V2…

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