" (ii) "(sec A-cosec A)(1+tan A+cot A)=tan A sec A-cot A cosec A

Prove that : (sec A - cosec A ) (1 + tan A + cot A)= tan A sec A-cot A cosec A .

Prove that (sec A-cosec A)(1+tan A+cot A)=tan A secA + cotA cosec A

(1+tan A+sec A)(1+cot A-cosec A)=

" (i) "(1+sec A+tan A)(1-cosec A+cot A)=2

(tan A+cot A)=(sec A*csc A)

Prove that : (sin A - cos A) (1 + tan A + cot A) = (sec A)/ (cosec^(2) A) - (cosec A)/ (sec^(2) A)

Prove that : (sec A - tan A)/ (cosec A + cot A) = (cosec A - cot A)/ (sec A + tan A)

Prove that (i) (tan A+ sin A)/(tan A- sin A)= (sec A+1)/(sec A-1) (ii) (cot A- cos A)/(cot A+ cos A)= ("cosec" A-1)/("cosec" A+1)

sin A(1+tan A)+cos A(1+cot A)=sec A+cosec A