Calculating Trigonometric Ratios Of an Angle in C++ without using the functions sin() , cos() , tan().

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Hey , I’m a high school student . We’ve been given a question in programming in C++ to find trigonometric ratios of an angle without using sin() , cos() , tan()…

Right now , I’m totally blank . Please help me…

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You can use infinite sum for cos() and then calculate other values using this cos() values…

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