or 
, 
or 
and 
. As tangent function has a periodicity of 
, solutions of 
and 
belong to first and third quadrants. Then, angles can be easily found by using inverse trigonometric functions:
Use a calculator to solve the equation on the interval [0 , 2π].
2 tan²(x) - 7 tan(x) + 5 =0...
Mathematics, 10.03.2020 04:03 endreu2005
Use a calculator to solve the equation on the interval [0 , 2π].
2 tan²(x) - 7 tan(x) + 5 =0
Answers: 3
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