Question

State the signs of tan380 degrees

Answer 1

Answer:

• tan ( 360 + 20) degree.
• tan ( 360 + 20) degree.tan ( 360 + 20) degree = tan 20 degree.
• tan ( 360 + 20) degree.tan ( 360 + 20) degree = tan 20 degree.So the sign of tan 380 degree is positive.

Answer 2

Answer:

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