Solution
Solution
+1
Degrees
Solution steps
Rewrite using trig identities
Use the Pythagorean identity:
Simplify
Divide both sides by
Divide both sides by
Divide both sides by
Simplify
Apply rule
General solutions for
periodicity table with cycle:
Popular Examples
Frequently Asked Questions (FAQ)
What is the general solution for 2*cos^2(x)-sin^2(x)+1=0 ?
The general solution for 2*cos^2(x)-sin^2(x)+1=0 is x= pi/2+2pin,x=(3pi)/2+2pin