Math, asked by sainathr800, 6 months ago

prove
that
tan 70°- tan 20°=2tan 50°​

Answers

Answered by sathyamargerate0410
0

Answer:

Formulas used to solve the problem

  • tan(A-B)=tanA-tanB

1+tanAtanB

  • tan(90-A)=cotA

Attachments:
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