Solution
Solution
+1
Degrees
Solution steps
Solve by substitution
Let:
Solve with the quadratic formula
Quadratic Equation Formula:
For
Apply rule
Multiply the numbers:
Subtract the numbers:
Apply rule
Separate the solutions
Remove parentheses:
Add/Subtract the numbers:
Multiply the numbers:
Apply the fraction rule:
Cancel the common factor:
Remove parentheses:
Subtract the numbers:
Multiply the numbers:
Apply the fraction rule:
Apply rule
The solutions to the quadratic equation are:
Substitute back
General solutions for
periodicity table with cycle:
General solutions for
periodicity table with cycle:
Solve
Combine all the solutions
Popular Examples
Frequently Asked Questions (FAQ)
What is the general solution for -2cos^2(x)+3cos(x)-1=0 ?
The general solution for -2cos^2(x)+3cos(x)-1=0 is x= pi/3+2pin,x=(5pi)/3+2pin,x=2pin