Submit answers online only this time. Do so at answers
Questions:
1. Solve 3 cos^2 (x) - 2 cos (x) = 0 for all values of x.
2. Solve 4 - 7 cos(x) = 8 for values of x between 0 and 360 degrees.
3. Solve 2tan^2(x) + 3 tan(x) = 5 for values of x between 0 and 180 degrees.
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