Question

value of cosec pi/7 ​

Answer 1

Answer:

= (cos (7) + cos (77)) + (cos (77) + c COS = 2 cos (7) cos(-) + 2 cos (7) · cos( = 14 = 0+0+0-1 = 1.

Step-by-step explanation:

answer is 1

Answer 2

Answer:

cos ( π )

7

The result can be shown in multiple forms.

Exact Form:

cos ( π )

7

Decimal Form:

0.90096886

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