Respond in your own words and in complete sentences.

  1. What is the first step in solving the equation
    2 cos x - 1 = sec x?

  2. Why do we need 0 on one side of a quadratic equation in order to solve the equation?

  3. How many solutions between 0 and 2p does the equation
    cos x = 1 contain?

  4. How do you factor the left side of the equation
    2 sin q cos q + cos q = 0?

 
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