`4cos^2 (x) - 2sin(x) + 1 = 0, [-pi/2,pi/2]` Use a graphing utility to approximate the solutions (to three decimal places) of the equation in the given interval.

1 Answer

gsarora17's profile pic

gsarora17 | (Level 2) Associate Educator

Posted on

See the attached graph,

x `~~`  1.100

Images:
This image has been Flagged as inappropriate Click to unflag
Image (1 of 1)