Solve the equation for all real values of x.
cosxtanx - 2 cos^2 x=-1

Solution to equation for all real values of x is   .

Step-by-step explanation:

Here we have , . Let's solve :

⇒  

⇒  

⇒  

⇒  

⇒  

⇒  

By quadratic formula :

⇒

⇒

⇒

⇒

⇒

⇒

But at we have equation undefined as . Hence only solution is :

⇒

Since ,

⇒

Now , General Solution is given by :

⇒

Therefore , Solution to equation for all real values of x is   .

i believe the answers 600m

wow ok so the answer is 1k or just k

because of combining like terms xd