anonymous
  • anonymous
1. If cos Θ = negative 4 over 7, what are the values of sin Θ and tan Θ? 2. If cos Θ = square root 2 over 2 and 3 pi over 2 < Θ < 2π, what are the values of sin Θ and tan Θ?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
@LynFran
LynFran
  • LynFran
|dw:1439518246898:dw|
LynFran
  • LynFran
|dw:1439518406443:dw|

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More answers

LynFran
  • LynFran
|dw:1439518452281:dw|
LynFran
  • LynFran
can u find what x is?
anonymous
  • anonymous
i literally have no clue how to do this I'm sorry
LynFran
  • LynFran
|dw:1439518619247:dw|
LynFran
  • LynFran
whats 7 square=? whats (-4) square=?
anonymous
  • anonymous
49 and 16?
LynFran
  • LynFran
good now whats 49 - 16=?
anonymous
  • anonymous
33
LynFran
  • LynFran
|dw:1439518878267:dw|
LynFran
  • LynFran
|dw:1439518929488:dw|
anonymous
  • anonymous
sin Θ = ±square root 33 over 7; tan Θ = ±square root 33 over 4 is this it?
LynFran
  • LynFran
sin theta = sq.rt 33/7 and tan theta= opposite/adjacent tan theta= st.rt 33/-4
LynFran
  • LynFran
sin positive, cos negative so tan is negative
anonymous
  • anonymous
so thats right?
LynFran
  • LynFran
yep ...now the 2nd question...

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