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Use the Quadratic Formula to Solve the Given Equation on the Interval

Question 12

Short Answer

Use the Quadratic Formula to solve the given equation on the interval [0,π2)\left[ 0 , \frac { \pi } { 2 } \right) ; then use a graphing utility to approximate the angle x. Round answers to three decimal places.
​ 18tan⁡2x−13tan⁡x+2=018 \tan ^ { 2 } x - 13 \tan x + 2 = 0 ​

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