Question

cosec (270degree - theta ) ​

Answer 1

Answer:

-sec 0 degree is the answer

Answer 2

Step-by-step explanation:

csc( 270−Θ)=1/ (sin(270+theta)

But we know that sin(270 - Θ)=−cosΘ

∴ csc [(270 - Θ)]=1/(−cos)

∴ cos(270−Θ)=−secΘ

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