Question

Please tell me how to solve this questiogive below
TAN 70°- TAN 20°

Answer 1

Step-by-step explanation:

This can only be solved through a calculator which consists Tan Function

Thank you

Regards

Answer 2

Answer:

1

Step-by-step explanation:

tan 70°=tan (90°-20°)=cot 20°

cot 20°.tan 20°

1/tan 20°.tan 20°=1