Solution
Solution
+1
Degrees
Solution steps
Move to the right side
Subtract from both sides
Simplify
Divide both sides by
Divide both sides by
Simplify
General solutions for
periodicity table with cycle:
Solutions for the range
Popular Examples
Frequently Asked Questions (FAQ)
What is the general solution for 2cos(x)+1=0,0<= x<= 2pi ?
The general solution for 2cos(x)+1=0,0<= x<= 2pi is x=(2pi)/3 ,x=(4pi)/3