One of the general solutions of `4sin^4x+cos^4x=1` is `npi+-alpha/2,alpha=cos^(-1)(1/5),AAn in Z` `npi+-alpha/2,alpha=cos^(-1)(3/5),AAn in Z` `npi+-alpha/2,alpha=cos^(-1)(1/3),AAn in Z` none of these

One of the general solutions of 4sin^(4)x+cos^(4)x=1 is n pi+-(alpha)/(2),alpha=cos^(-1)((1)/(5)),AA n in Zn pi+-(alpha)/(2),alpha=cos^(-1)((3)/(5)),AA n in Zn pi+-(alpha)/(2),alpha=cos^(-1)((1)/(3)),AA n in Z none of these

One of the general solutions of 4sinthetasin2thetasin4theta=sin3theta is (3n+-1)pi/(12),AAn in Z (4n+-1)pi/9,AAn in Z (3n+-1)pi/(12),AAn in Z (3n+-1)pi/3,AAn in Z

One of the general solutions of 4sinthetasin2thetasin4theta=sin3theta is (3n+-1)pi/(12),AAn in Z (4n+-1)pi/9,AAn in Z (3n+-1)pi/(12),AAn in Z (3n+-1)pi/3,AAn in Z

One of the general solutions of 4sinthetasin2thetasin4theta=sin3theta is (3n+-1)pi/(12),AAn in Z (3n+-1)pi/9,AAn in Z (3n+-1)pi/(12),AAn in Z (3n+-1)pi/3,AAn in Z

sin alpha-cos alpha=(1)/(3) then sin^(4)alpha-cos^(4)alpha=

The general solution of the equation 8cosxcos2xcos4x=(sin6x)/(sin x) is x=((npi)/7)+(pi/(21)),AAn in Z x=((2pi)/7)+(pi/(14)),AAn in Z x=((npi)/7)+(pi/(14)),AAn in Z x=(npi)+(pi/(14)),AAn in Z

The general solution of the equation 8cosxcos2xcos4x=(sin6x)/(sin x) is x=((npi)/7)+(pi/(21)),AAn in Z x=((2pi)/7)+(pi/(14)),AAn in Z x=((npi)/7)+(pi/(14)),AAn in Z x=(npi)+(pi/(14)),AAn in Z

The general solution of the equation 8cosxcos2xcos4x=(sin6x)/(sin x) is x=((npi)/7)+(pi/(21)),AAn in Z x=((2pi)/7)+(pi/(14)),AAn in Z x=((npi)/7)+(pi/(14)),AAn in Z x=(npi)+(pi/(14)),AAn in Z

If sin alpha/2 + cos alpha/2=1.4 , then: sin alpha cos alpha =

If 5tan alpha=4, show that (5sin alpha-3cos alpha)/(5sin alpha+2cos alpha)=(1)/(6)