[" 4."(sin alpha+cos alpha)(tan alpha+cot alpha)=sec alpha+cosec alpha],[" 5."quad (sqrt(3)+1)(3-cot30^(@))=tan^(3)60^(@)-2sin60^(@)]

Similar Questions

Explore conceptually related problems

tan alpha+2tan2 alpha+4tan4 alpha+8cot8 alpha=cot alpha

(sin 5 alpha-sin3alpha)/(cos 5 alpha+2 cos 4 alpha+cos 3alpha)=

sin^(2) alpha * tan alpha + cos^(2) alpha * cot alpha + 2 sin alpha cos alpha =

Prove that, (sin alpha + cos alpha)/(cos alpha-sin alpha)=tan2 alpha + sec 2 alpha

1/(tan3alpha-tanalpha)-1/(cot3alpha-cotalpha)=cot2alpha

(1)/(tan3 alpha-tan alpha)-(1)/(cot3 alpha-cot alpha)=cot2 alpha

(x tan alpha+y cot alpha)(x cot alpha+y tan alpha)-4xy cos^(2)2 alpha=

cot alpha+cot(60+alpha)-cot(60-alpha)=3cot3 alpha

(sin alpha+cos ec alpha)^(2)+(cos alpha+sec alpha)^(2)=tan^(2)alpha+cot^(2)alpha+7