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" (i) "cot^(2)theta-(1)/(sin^(2)theta)=-...

" (i) "cot^(2)theta-(1)/(sin^(2)theta)=-1

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Prove the following trigonometric identities: cot^(2)theta-(1)/(sin^(2)theta)=-1 (ii) (1+tan^(2)theta)(1+sin theta)(1-sin theta)=1

Write the value of cot^(2)theta-(1)/(sin^(2)theta)

Prove: (v) cot^2 theta-(1)/ (sin^2 theta) = -1

The value of cot^(2)theta-(1)/(sin^(2)theta) is:

Prove that : (i) (1)/(1+tan^(2)theta)+(1)/(1+cot^(2)theta)=1 (ii) sin^(2)theta+(1)/(1+tan^(2)theta)=1

Prove that : (i) (1)/(1+tan^(2)theta)+(1)/(1+cot^(2)theta)=1 (ii) sin^(2)theta+(1)/(1+tan^(2)theta)=1

(1+(1)/(tan^(2)theta))(1+(1)/(cot^(2)theta))=(1)/(sin^(2)theta-sin^(4)theta)

Prove each of the following identities : (1+ tan^(2) theta)(1+ cot^(2) theta)=(1)/((sin^(2) theta- sin^(4) theta))

What is the value of cot^(2) theta-1/(sin^(2) theta) ?

What is the value of (1+cot^(2)theta)sin^(2)theta