Solve the equation on the interval 0 2x tan x 27868 Select

Solve the equation on the interval [0, 2x). tan x = -2.7868 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. x = (Type your answer in radians. Round to four decimal places as needed. Use a comma to separate answers as needed.) There is no solution.

Solution

Given

tan x = -2.7868

x = arctan(-2.7868)

x = -70.26 degree = -70.26*pi/180 radian = -1.226 radian