Is it ever possible that cos (A−B)=cos ⁡A−cos ⁡B? Why

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Fakhrul Islam Fuad · Answer 1 · 2020-02-17T20:54:53+0000

Answer:

yes, there are an infinite number of solutions

Explanation:

The attached graph shows values of A and B (x and y) that can make this equation be true. Any of the points on any of the curves will satisfy the equation. (The repetition continues indefinitely in all directions.)

Is it ever possible that cos (A−B)=cos ⁡A−cos ⁡B? Why-example-1

Is it ever possible that cos (A−B)=cos ⁡A−cos ⁡B? Why-example-2

Is it ever possible that cos (A−B)=cos ⁡A−cos ⁡B? Why

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