Math, asked by angadi23, 11 months ago

Find the value of tan^210 - cot^2 80.

Answers

Answered by vijayainesh

1

Answer:

Step-by-step explanation:

ta(90-@)=cot@

therefore

cot 80=tan 10

tan sqr 10 - cot sqr 80

tqn sqr 10 - tan sqr 10=0

Answered by Jb2030

1

Answer:

0

Step-by-step explanation:

tan^210 - cot^2 80.

= tan^2(90-80) - cot^2 80

= cot^2 80 - cot^2 80

= 0

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