Recent content by Lazz72

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    Solving the Direction of an Airplane Flying in the Wind

    Here's the problem: An airplane is flying on a bearing of 340 degrees at 325 mph. A wind is blowing with the bearing of 320 degrees at 40 mph. a) Find the component form of the velocity of the airplane. b) Find the actual ground speed and direction of plane. I can find the component form...
  2. L

    Question on proving an identity

    Ahh okay I understand it now, thanks!
  3. L

    Question on proving an identity

    So I'm given a problem in which I have to prove an identity. It goes: 2csc2x=csc^2xtanx I did the problem myself and could only get to 2csc2x=2\(sin2x)= 2\(2sinxcosx). I had no idea how to get further with the problem so I looked at the answer in the back of my pre-calculus book. It said...