savannahgrobstick savannahgrobstick

19-02-2021
Mathematics

contestada

if cos ø = -4/7 what are the values of sin ø and tan ø

Respuesta :

GlIn0mEs GlIn0mEs

19-02-2021

Answer:

tan=5,5

sin=0,98

Sry when Its wrong

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shrawanibhor shrawanibhor

19-02-2021

Answer:

sin• = √13/7

tan•= -√13/4

Step-by-step explanation:

sin2•+ cos2• = 1

sin• = √1-cos2•

sin•= √1-(-4/7)2

sin•= √1-16/49

sin•= √ 49-16/49

sin•= √ 13/ 49

sin•= √13/7

tan• = sin•\cos•

= √13/7/-4/7

= -√13/4

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