anonymous
  • anonymous
verify tanΘ-secΘ = cosΘ/1+sinΘ
Mathematics
jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
rationalise cosa/1+sin a and youll get the right part of equation
anonymous
  • anonymous
|dw:1362720006791:dw|
anonymous
  • anonymous
Please explain briefly TT_TT

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anonymous
  • anonymous
k here it goes do you know how to rationalise
anonymous
  • anonymous
NO
anonymous
  • anonymous
okay then multiply in the numerator and denominator by 1-sinx and see if you get it now
abb0t
  • abb0t
\[\tan(\theta) = \frac{ \sin(\theta) }{ \cos(\theta) }, \sec(\theta) = \frac{ 1 }{ \cos(\theta) }\] use the identities i provided to finish the proof.
abb0t
  • abb0t
combine like terms. etc. follow your algebra rules to combine fractions and so forth.
Directrix
  • Directrix
@Tuhu ---> Are the signs correctly posted on this --> tanΘ-secΘ = cosΘ/1+sinΘ
anonymous
  • anonymous
Yep, ^^ don't worry i'm done with this :||
Directrix
  • Directrix
What do you mean? I am about to verify it. It is fairly short.
abb0t
  • abb0t
time to go home.
Directrix
  • Directrix
The signs on the problem are correct, right?
anonymous
  • anonymous
Yes
Directrix
  • Directrix
Great. See you later.
Directrix
  • Directrix
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Directrix
  • Directrix
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Directrix
  • Directrix
This statement does not appear to be a trigonometric identity. @Tuhu
anonymous
  • anonymous
Really? umm you guys are so helpful ^^ I really like drawing compare to math because i suck solving problems -_____-|dw:1362726331057:dw|

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