Question

Express the value of cos 56+ cot 56. Between the angles 0 and 45

Answer 1

Answer:

Given cos 71° - sin 57° + tan 63° ⇒ Cos ( 90° - 19° ) - Sin ( 90° - 33° ) + Tan ( 90° - 27° ) ⇒ Sin 19° - Cos 33° + Cot 27° .

Answer 2

Answer:

Step-by-step explanation:

Cos 56° + cot 56°

=sin 34° + tan 34°          ∵cosФ=sin(90-Ф);cotФ=tan(90-Ф)

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