tan(90-x)=cot(x) - Trigonometry

tangent and cotangent are cofunctions of each other. The tangent of 90-x should be the same as the cotangent of x. This implies that graph of cotangent function is the same as shifting the graph of

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Tamil] Find x from the equation cosec (90^(@)+A)+x cos A cot (90^(@)+

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Answered: Vhich of the following IS an identity?…