kaydijune kaydijune

10-12-2019
Mathematics

contestada

All of the following trigonometric functions have the same value except.

1. sin270°
2. tan90°
3. cos180°

Respuesta :

akiran007 akiran007

10-12-2019

Answer:

2. tan90= infinity

Step-by-step explanation:

sin 270 =sin(90+180)=-sin90=-1

cos180= cos(270-90)= -sin 90=-1

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