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cos^2x-sinxcosx-1/2=o

  1. I have to find an exact solutions on the interval [0,pi) for both of these problems--1) 2sin2x = sqrtx and 2) 1-2sqrt2 sinxcosx
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    2. kristie asked by kristie
    3. views icon 680 views
  2. Prove the following identity:1/tanx + tanx = 1/sinxcosx I can't seem to prove it. This is my work, I must've made a mistake
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    2. Heather asked by Heather
    3. views icon 788 views
  3. this is for proving identies and its fustrating i can't solve this one question! lolx=feta (btw the first part is supposed to be
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    2. diana asked by diana
    3. views icon 526 views
  4. How do you verify:1.) sinxcosx+sinx^3secx=tanx 2.) (secx+tanx)/(secx-tan)=(secx+tanx)^2 I tried starting from the left on both
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    2. Corin asked by Corin
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  5. cos^2x-sinxcosx-1/2=o
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    2. sandeep asked by sandeep
    3. views icon 643 views
  6. sinxcosx=0,x=?
    1. answers icon 2 answers
    2. raygene asked by raygene
    3. views icon 433 views
  7. sin^4x-cos^4x=7/2(sinxcosx)
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    2. Dexi asked by Dexi
    3. views icon 2,113 views
  8. 8sin^2x+sinxcosx+cos^2x=4
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    2. LiNnda asked by LiNnda
    3. views icon 3,764 views
  9. Which of the following are antiderivatives of f(x)=sinxcosx?I f(x)=(sin^2* x)/2 II f(x)=(cos^2* x)/2 III f(x)=-cos(2x)/4
    1. answers icon 2 answers
    2. Tiffany asked by Tiffany
    3. views icon 4,629 views
  10. How is the integral of cos(2x) = sinxcosx?
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    2. Daniel asked by Daniel
    3. views icon 455 views