`sinA+cosA=sqrt2` then `sin AxxcosA`

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

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

If sinA+cosA=sqrt(2), then the value of cos^(2) A is

Fill in the gaps with correct answer . If (1+sinA)/(cosA) = sqrt2+1 , then the value of (1-sinA)/(cosA) is _____.

If sin A- sqrt6 cos A= sqrt7 cosA , then: cosA+ sqrt6 sinA is equal to :

If sinA+sin2A=x, cosA+cos2A=y then cosA=

If sinA-cosA=(sqrt(3)-1)/(2) , then the value of sin A . cos A is

Prove that ((cos^3A-sin^3A)/(cosA - sinA))- ((cos^3A + sin^3A)/(cosA + sinA))= 2sin A cos A

Prove that cosA/(1-tanA)-(sin^2A)/(cosA-sinA)== sin A + cos A. .

if sinA-sqrt(6)cosA=sqrt(7)cosA , then cosA+sqrt(6)sinA is equal to