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Lauren01 Group Title

prove -tan^2(x)+sec^2(x)=1

  • one year ago
  • one year ago

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  1. rishabh.mission Group Title
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    firstly express the Right hand side term

    • one year ago
  2. rishabh.mission Group Title
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    write sec as 1/cos and tan as sin/cos

    • one year ago
  3. rishabh.mission Group Title
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    then u'll get 1/(cos(x)) ^2 - (sin(x))/(cos(x)) ^2 = 1

    • one year ago
  4. Lauren01 Group Title
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    solved it. trick question sorry. Pythagorean identity 1+tan^2x=sec^2x

    • one year ago
  5. rishabh.mission Group Title
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    simplify the left hand term

    • one year ago
  6. Lauren01 Group Title
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    already did the answer. its the same thing.

    • one year ago
  7. rishabh.mission Group Title
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    ok but i was solving in different term ...

    • one year ago
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