Question

Simplify
Cos(- theta)/sin(90+theta)

Answer 1

${\huge {\mathfrak {Answer :-}}}$

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Suppose thita = A.

So, cos ( - A) / sin (90° + A)

= sin [90° - (-A)] / sin (90° + A)

= sin (90° + A) / sin (90° + A)

= 1

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Thanks..

Answer 2

Answer:1

See picture for workout

^^