HELP ME WITH MATH?! PRE CALC QUESTIONS?

answererrr01

New member
1.) For the equation: sec(x)(1- sin^2(x)) = - 1/2 find general solution and all values in the domain of 0-4pie

2.) Evaluate: sec(tan^-1(-5/12)) which quadrant is the triangle in?

3.) Prove that: cos^2(x) / 1+sin(x) = 1-sin(x)

4.) With equation: 2sin(x-60) = root3 find general solution and particular solutions in domain 0-720degrees

5.) Find all x values in domain 0-4pie for equation: -2cos^2(x) - 3sin(x) = 0


Thanks so much.
 
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