Question

Coto+tano = Coseco x seco​

Answer 1

Cot∅ + Tan∅

=Cos∅/Sin∅ + Sin∅/Cos∅

=Cos²∅ + Sin²∅/Sin∅Cos∅

Using cos²∅ + sin²∅ = 1

= 1/sin∅cos∅

= 1/sin∅ × 1/cos∅

=> Cosec∅ × Sec∅ = RHS

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