Math, asked by shivamupadhyay30jun2, 2 months ago

tan 25° tan 35° tan 55° tan 65° = 1 prove without using trignometrical table

please solve it guys no spam

Answers

Answered by Agarwalkhushboo

5

Answer:

tan (90 - 65) tan (90 - 55) tan 55° tan 65°

= cot 65° cot 55° tan 55° tan 65°

= 1 X 1 = 1

Answered by shriram9944

2

Answer:

sorry I didn't know answer of this question

myself Anjali

good afternoon

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