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sintheta/(1+costheta)+sintheta/(1-costhe...

`sintheta/(1+costheta)+sintheta/(1-costheta)=`

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If : (1+sintheta)/(1+costheta)+(1-sintheta)/(1-costheta)=2u.(csctheta-costheta),"then" : u =

(1+sintheta-costheta)/(1+sintheta+costheta)=

(1-costheta)/(sintheta)+(sintheta)/(1-costheta) =___________.

Prove that : (1-costheta)/(sintheta)+(sintheta)/(1-costheta)=2"cosec "theta

Prove that : (1-costheta)/(sintheta)+(sintheta)/(1-costheta)=2"cosec "theta

(1+sintheta-costheta)/(1+sintheta+costheta) =

(1+costheta+sintheta)/(1+costheta-sintheta)=(1+sintheta)/(costheta)

(1+costheta+sintheta)/(1+costheta-sintheta)=(1+sintheta)/costheta .

If (1+ sintheta-costheta)/(1+ sintheta + costheta)+(1+sintheta+costheta)/(1+sintheta-costheta)= 4 , then which of the following values will be suitable for theta ?

Prove the following identities: (1+costheta+sintheta)/(1+costheta-sintheta)=(1+sintheta)/(costheta)