Math, asked by proraj34, 10 months ago

tan72 minus cot19=0

Answers

Answered by Anonymous

0

Answer:

Step-by-step explanation:

Consider tan 71° - cot 19° = tan 71° - cot (90 - 71)°

= tan 71° - tan 71°

= 0

Hence, proved.

Answered by principalajdc

0

Answer:

there must be cot18 at the place of cot19

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