Solve the equation ( x- x) (2 x+ 1 x )+2=0.

MATHEMATICS · Subjective · A Level · Mathematics · Trigonometry · Trigonometry

Problem

Solve the equation (cos⁡x−sin⁡x)(2tan⁡x+1cos⁡x)+2=0.(\cos x-\sin x)\left(2\tan x+\frac{1}{\cos x}\right)+2=0.

Related theory

Browse the problem library