Trig solution, tanx+secx=1

  • Thread starter jrjack
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  • #1
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Homework Statement


tanx+secx=1


Homework Equations





The Attempt at a Solution


tanx+secx=1
tanx=1-secx then square both sides???
[tex]\tan^2 x= 1-2\sec x+\sec^2 x[/tex][tex]\sec^2 x-1=1-2\sec x+\sec^2 x[/tex][tex]2-2\sec x=0[/tex][tex]\sec x=0[/tex] No Solution
 

Answers and Replies

  • #2
LCKurtz
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2 -2sec(x)=0 gives sec(x)=1, not 0.
 
  • #3
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Thanks, I was trying to factor out a 2 when,
I should have subtracted 2 then divided by 2, getting sec(x)=1
 

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