calebmclean0 calebmclean0

03-11-2017
Mathematics

contestada

If cos theta is -5/13 and sin θ < 0, what is tan θ?
A:12/5
B:13/5
C:-12/5
D: square root 194/5

Respuesta :

Chita2000 Chita2000

03-11-2017

A) 12/5 5 squared is 25 13 squared is 169 169-25=144 144 squared is 12. 12/5

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eliassaab123 eliassaab123

03-11-2017

12/5
First find sin theta to be -12/13
then tan theta =sin/cos=(-12/13)/(-5/13)=12/5

Answer Link

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