यदि (1+sinA)(1+sinB)(1+sinC)=(1-sinA) (1-sinB)(1-sinC), तो सिद्ध कीजिए कि (1-sinA) (1-sinB)(1-sinC) )...

If (1+sinA)(1+sinB)(1+sinC)=(1-sin-A) (1-sinB)(1-sinC)," then prove that "(1+sinA) (1-sinB)(1-sinC)=pmcosA.cosB.cosC .

What is (1+sinA)/(1-sinA)-(1-sinA)/(1+sinA) equal to ?

If (1-sinA)(1-sinB)(1-sinC)=(1+sinA)(1+sinB)(1+sinC) , then prove that each side is equal to +-cosAcosBcosC .

In triangleABC, a(sinB-sinC)+b(sinC-sinA)+c(sinA-sinB)=

(sin2A+sin2B+sin2C)/(sinA+sinB +sinC) is equal to

If (2sinA)/(1+sinA+cosA)=k then (1+sinA-cosA)/(1+sinA)=

If sinA/sinB=sin(A-C)/sin(C-B) then

In triangle ABC, (sinA+sinB+sinC)/(sinA+sinB-sinC) is equal to

What is the value of (1+sinA)/(1-sinA)-(1-sinA)/(1+sinA) ?